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The rate of consumption of bush and grass by goats in a representative acacia karroo savanna community in the Eastern Cape
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: W.R. Teague --- ,Consumption of browse and grass in a representative Acacia karroo savanna community was measured. Acacia karroo was preferred to grass. It was selected almost exclusively when available at high leaf densities. Grass was consumed in significant amounts only when approximately... -
Pollination activity and behaviour of honeybees (Apis mellifera L.) in commercial sunflower in the Transvaal
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: A.P. du Toit --- , Republic of South Africa E. Holm --- Department of Entomology, Republic of South AfricaHoneybee foraging activity in commercial sunflower fields was studied at Settlers, 100 km north of Pretoria. Foraging activity, which was studied by means of the conventional strip count method, commenced after sunrise and reached a peak of 38 foragers per... -
Diet selection of goats in the communally grazed Richtersveld National Park
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: HH Hendricks PA Novellie WJ Bond JJ MidgleyThe study provided an account of the diet selection of goats within the Richtersveld National Park and focused on (a) diet composition, (b) plant growth-forms, (c) principal and preferred food plants. The conservation status of these food plants was also... -
Cattle diet selection during the hot-dry season in a semi-arid region of Namibia
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: MLJ Katjiua D WardThe northern Kalahari Desert is dominated by Terminalia sericea savanna woodland and a sparse herbaceous layer. Range ecologists regard T. sericea as a major encroaching species and that such encroachment represents a cost to cattle production. In contrast, pastoralists regard... -
Forage–sheep relationships in communally managed moist thornveld in Zululand, KwaZulu-Natal, South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: CC Nyamukanza --- Department of Agriculture, South Africa PF Scogings --- Department of Agriculture, South Africa KR Mbatha --- Department of Agriculture, South Africa NW Kunene --- Department of Agriculture, South AfricaCommunal rangelands have a wide range of vegetation communities that sustain livestock. Limited information exists on forage availability and quality in communal areas and how it influences Nguni sheep foraging behaviour. A study spanning almost three years was conducted to... -
The relation between herbivore density and relative resource density at the landscape level: Kudu in semi‐arid savanna
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: C. Fabricius --- , Republic of South AfricaEcological theory can help range scientists to understand the determinants of ecological animal density or, in range management terms, ‘carrying capacity’. The relation between the relative density of resources and herbivore density is illustrated by regressions of the ecological density... -
Biomass production and water use efficiency of grassland in KwaZulu-Natal, South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: AR Palmer --- , South Africa A Short --- , South Africa IAM Yunusa --- , AustraliaUsing the results from a long-term grazing trial in the Dry Highland Sourveld of the KwaZulu-Natal province, we prepared a water use efficiency value (the ratio of the increment in annual biomass to total annual evapotranspiration) for this rangeland type... -
Phenology of woody plants in riverine thicket and its impact on browse availability to game species
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: BB Janecke --- Animal, Wildlife and Grassland Sciences, South Africa GN Smit --- Animal, Wildlife and Grassland Sciences, South AfricaThe study area was located in the central Free State Grassland biome, but the vegetation partially represented riparian thicket. Leaf carriage patterns of deciduous species were determined from September 2004 to August 2008. Similarities existed between Acacia karroo and Diospyros... -
Living on the bare edge: fitness consequences for Cape Gannets Morus capensis at Bird Island, Algoa Bay
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: David Green --- DST/NRF Centre of Excellence at the Percy FitzPatrick Institute, Department of Zoology, South Africa Pierre Pistorius --- DST/NRF Centre of Excellence at the Percy FitzPatrick Institute, Department of Zoology, South AfricaAvian breeding colonies often suffer high levels of predation along their margins. Nest predation is a major fitness concern for parents and therefore nests inside of the colony edge might be at a premium. This was tested through studying the... -
A critical look at the potential of Ecopath with ecosim to assist in practical fisheries management
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: É. E. Plagányi D. S. ButterworthEcosystem-orientated thinking is increasingly incorporated into fishery management. Given the complexity of ecosystem processes, there is a need to evaluate the tools used to steer this thinking critically. ECOPATH with ECOSIM (EwE), an aggregate system-modelling package, is currently the most... -
The food of three seabirds at Latham Island, Tanzania, with observations on foraging by masked boobies Sula dactylatra
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: BS Asseid L Drapeau RJM Crawford BM Dyer A Hija AA Mwinyi P Shinula L UpfoldAt Latham Island, Tanzania, in August 2004 and December 2005, flying fish (Exocoetidae) contributed 90% by mass of prey items regurgitated by masked boobies Sula dactylatra. The fish had a mean caudal length of 164mm. Two boobies generally foraged in... -
Prey and seasonal abundance of killer whales at sub-Antarctic Marion Island
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: RR Reisinger --- Mammal Research Institute, Department of Zoology and Entomology, South Africa PJN de Bruyn CA Tosh WC Oosthuizen NT Mufanadzo MN BesterThe diet of killer whales Orcinus orca was investigated from 48 predation events observed during 823 sightings at sub-Antarctic Marion Island between 2006 and 2009. From these events, there were 10 cases where prey could be identified. Killer whales fed... -
The Marine Mammal Programme at the Prince Edward Islands: 38 years of research
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: MN Bester --- Department of Zoology and Entomology, University of Pretoria, South Africa PJN de Bruyn WC Oosthuizen CA Tosh T McIntyre RR Reisinger M Postma DS van der Merwe M WegeThe Marine Mammal Programme (MMP) conducts research on pinnipeds and killer whales Orcinus orca at Marion Island, Prince Edward Islands, under the auspices of the Mammal Research Institute, Department of Zoology and Entomology, University of Pretoria. The history of the... -
Do inter-colony differences in Cape fur seal foraging behaviour reflect large-scale changes in the northern Benguela ecosystem?
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: M Skern-Mauritzen --- , Norway SP Kirkman --- Animal Demography Unit, Department of Zoology, South Africa E Olsen --- , Norway A Bjørge --- , Norway L Drapeau --- , France MA Meÿer --- Department of Environmental Affairs, South Africa J-P Roux --- Ministry of Fisheries and Marine Resources, Namibia S Swanson --- Department of Environmental Affairs, South Africa WH Oosthuizen --- Department of Environmental Affairs, South AfricaThe northern Benguela ecosystem adjoining Namibia has undergone considerable changes in recent decades, with reductions and northwards shifts of key prey species that have had severe implications for marine top predator populations. We investigated how such environmental variability may impact... -
Diet selection of goats depends on season: roles of plant physical and chemical traits
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Ntuthuko R Mkhize --- Agricultural Research Council–Animal Production Institute, South Africa Peter F Scogings --- Department of Agiculture, South Africa Ignatius V Nsahlai --- Animal and Poultry Science, South Africa Luthando E Dziba --- CSIR, Natural Resources and the Environment, South AfricaThis paper reports on diet selection of goats offered six browse species (i.e. Acacia natalitia [Vachellia natalitia], Acacia nilotica [Vachellia nilotica], Dichrostachys cinerea, Grewia occidentalis, Gymnosporia maranguensis and Scutia myrtina) commonly found in moist Zululand thornveld. The hypotheses tested were:... -
Foraging mode of a group-living lizard, Cordylus cataphractus (Cordylidae)
Item type: Journal Article • Journal: African Zoology • Authors: P. le --- Department of Zoology, South Africa F.N. Mouton --- Department of Zoology, South Africa H. Geertsema --- Department of Entomology & Nematology, South Africa L. Visagie --- Department of Zoology, South AfricaCordylus cataphractus is a group-living lizard endemic to the dry western regions of southern Africa. Groups of up to 30 individuals are regularly encountered and, if this species is a sit-and-wait forager like other members of its family, competition for... -
Possible optimal foraging for Brants’s whistling rats by caracals in the Kgalagadi Transfrontier Park
Item type: Journal Article • Journal: African Zoology • Authors: H. I. A. S. Melville --- Centre for Wildlife Management, University of Pretoria, South Africa J. du P. Bothma --- Centre for Wildlife Management, University of Pretoria, South AfricaOptimal foraging in caracals has never been substantiated. However, several authors have found that these predators select foraging paths to minimize distances between areas of high prey availability. The foraging pattern used by a predator relative to a common prey... -
The status of habitat of great white and pink-backed pelicans in northeastern KwaZulu-Natal, South Africa: a review
Item type: Journal Article • Journal: African Zoology • Authors: Meyrick B. Bowker --- School of Biological and Conservation Sciences, University of KwaZulu-Natal, South Africa Colleen T. Downs --- School of Biological and Conservation Sciences, University of KwaZulu-Natal, South AfricaHabitat change, mainly through the actions of humans, poses a threat to great white (Pelecanus onocrotalus) and pink-backed (P. rufescens) pelicans in northeastern KwaZulu-Natal, the southernmost distributions of these species on Africa’s eastern seaboard. This study assessed the relative importance... -
Molossid bats in an African agro-ecosystem select sugarcane fields as foraging habitat
Item type: Journal Article • Journal: African Zoology • Authors: Christina Lehmkuhl Noer --- Animal Behavioural Ecology Group, Department of Biology, Denmark Torben Dabelsteen --- Animal Behavioural Ecology Group, Department of Biology, Denmark Kristine Bohmann --- Section for Evolutionary Genomics, Centre for GeoGenetics, Natural History Museum of Denmark, Denmark Ara Monadjem --- All Out Africa Research Unit, Department of Biological Sciences, SwazilandTwo coexisting species of African molossids, the little free-tailed bat, Chaerephon pumilus, and the Angolan free-tailed bat, Mops condylurus, were studied in the lowveld of Swaziland. Nine C. pumilus and five M. condylurus, all non-lactating females, were radio-tracked in order... -
Foraging strategies of coexisting lacertid lizards in the arid Tankwa Karoo Basin of South Africa
Item type: Journal Article • Journal: African Zoology • Authors: I.J. du Plessis --- Department of Botany and Zoology, South Africa P. le F.N. Mouton --- Department of Botany and Zoology, South AfricaFour lacertid lizards, Pedioplanis laticeps, P. lineo-ocellata, Meroles knoxii and Nucras tessellata, occur sympatrically on the arid plains of the Tankwa Karoo Basin in South Africa. The aim of this study was to evaluate the significance of foraging strategy in... -
Shoebill Balaeniceps rex foraging behaviour in the Bangweulu Wetlands, Zambia
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Ralf HE Mullers --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South Africa Arjun Amar --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South AfricaShoebills (Balaeniceps rex) are endemic to large, well-vegetated wetlands in central-eastern Africa. Populations are believed to be declining throughout their range and knowledge about their ecology, behaviour and distribution is vital for their effective conservation. In this study we quantified... -
Can behaviour buffer the impacts of climate change on an arid-zone bird?
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Susan J Cunningham --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South Africa Rowan O Martin --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South Africa Philip AR Hockey --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South AfricaBehavioural thermoregulation, particularly the use of cool microclimates, is one method by which organisms could avoid the worst effects of climate warming. However, retreat into cool microsites, e.g. shady vegetation or burrows, may carry important lost-opportunity costs. These could include... -
The impact of high temperatures on foraging behaviour and body condition in the Western Australian Magpie Cracticus tibicen dorsalis
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Emily K Edwards --- School of Animal Biology, Australia Nicola J Mitchell --- School of Animal Biology, Australia Amanda R Ridley --- Centre for Evolutionary Biology, School of Animal Biology, AustraliaHigh temperatures can pose significant thermoregulation challenges for endotherms, and determining how individual species respond to high temperatures will be important for predicting the impact of global warming on wild populations. Animals can adjust their behaviour or physiology to cope... -
Sustainable intensification of cultivated pastures using multiple herbivore species
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: James P Muir --- Texas A&M AgriLife Research, USA William D Pitman --- Louisiana State University Agricultural Center, USA Jamie L Foster --- Texas A&M AgriLife Research, USA José C Dubeux --- North Florida Research and Education Center, USADemand for animal products is growing faster than for any other agricultural product. As a result, pressure for greater output from cultivated pastures is expected to increase. Assuming cultivated pasture area will decrease with land degradation, conversion to grain crops... -
Foraging mode of serpentiform, grass-living cordylid lizards: a case study of Cordylus anguina
Item type: Journal Article • Journal: African Zoology • Authors: A. du Toit --- Department of Zoology, South Africa P. le F.N. Mouton --- Department of Zoology, South Africa H. Geertsema --- Department of Entomology and Nematology, South Africa A.F. Flemming --- Department of Zoology, South AfricaForaging mode of the Cape grass lizard, Cordylus anguina, was determined by using three criteria: 1) the number of movements per minute (MPM) and the percentage of time spent moving (PTM) during periods of activity; 2) prey chemical discrimination ability;... -
The effects of fences and lions on the ecology of African wild dogs reintroduced to Pilanesberg National Park, South Africa
Item type: Journal Article • Journal: African Zoology • Authors: Gus van Dyk --- Ecological Services, North West Parks and Tourism Board, South Africa Rob Slotow --- School of Life and Environmental Sciences, South AfricaWild dogs have been eradicated from most of South Africa. However, a large number of smaller isolated reserves offer the potential for metapopulation conservation management of this species through continued translocations among reserves. Wild dogs were released into the Pilanesberg... -
Foraging behaviour of two rodent species inhabiting a kopje (rocky outcrop) in Tsavo West National Park, Kenya
Item type: Journal Article • Journal: African Zoology • Authors: Benjamin G. Fanson --- Department of Biological Sciences, U.S.A. Kerry V. Fanson --- Department of Biological Sciences, U.S.A. Joel S. Brown --- Department of Biological Sciences, U.S.A.We employed patch use theory to evaluate how several environmental factors influence the foraging behaviour of two rodent species: Grammomys dolichurus and Acomys cahirinus. Foraging efficiency was determined by measuring the remaining food in artificial food patches (giving-up densities: GUDs)... -
Ecological factors affecting the foraging behaviour of Xerus rutilus
Item type: Journal Article • Journal: African Zoology • Authors: Benjamin G. Fanson --- Department of Biological Sciences, Australia Kerry V. Fanson --- Department of Biological Sciences, U.S.A. Joel S. Brown --- Department of Biological Sciences, U.S.A.The African unstriped ground squirrel (Xerus rutilus) is widely dispersed across various habitats in East Africa and hence encounters a diverse suite of predators and plant communities. It is not known how different habitats and plant characteristics affect the foraging... -
Aboveground biomass production of a semi-arid southern African savanna: towards a new model
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Anthony R Palmer --- Agricultural Research Council–Animal Production Institute, South Africa Igshaan Samuels --- Agricultural Research Council–Animal Production Institute, South Africa Clement Cupido --- Agricultural Research Council–Animal Production Institute, South Africa Andiswa Finca --- Agricultural Research Council–Animal Production Institute, South Africa W Fransiska Kangombe --- Department of Biological Sciences, Namibia Isa AM Yunusa --- School of Environmental and Rural Sciences, Australia Susanne Vetter --- Department of Botany, South Africa Isaac Mapaure --- Department of Biological Sciences, NamibiaFollowing a field campaign to determine the species composition, canopy cover, aboveground annual production and leaf area index (LAI) of the semi-arid savanna of north-western Namibia, we present a production model that can be used by graziers to determine the... -
Burrow architecture of the Damaraland mole-rat (Fukomys damarensis) from South Africa
Item type: Journal Article • Journal: African Zoology • Authors: Hannah G Thomas --- Department of Zoology, South Africa Daniel Swanepoel --- Department of Zoology, South Africa Nigel C Bennett --- Department of Zoology, South AfricaThe burrow architecture (length, internal dimensions, fractal dimension of tunnel systems, number of nesting chambers and surface mounds) was investigated in the Damaraland mole-rat (Fukomys damarensis). A total of 31 animals were caught from five different colonies and their burrow... -
Cape cormorants decrease, move east and adapt foraging strategies following eastward displacement of their main prey
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: RJM Crawford --- Branch: Oceans & Coasts, Department of Environmental Affairs, South Africa RM Randall --- South African National Parks, South Africa TR Cook --- Percy FitzPatrick Institute of African Ornithology, DST-NRF Centre of Excellence, South Africa PG Ryan --- Percy FitzPatrick Institute of African Ornithology, DST-NRF Centre of Excellence, South Africa BM Dyer --- Branch: Oceans & Coasts, Department of Environmental Affairs, South Africa R Fox --- Addo Elephant National Park, South African National Parks, South Africa D Geldenhuys --- CapeNature, Voëlklip, South Africa J Huisamen --- CapeNature, Voëlklip, South Africa C McGeorge --- CapeNature, Voëlklip, South Africa MK Smith --- South African National Parks, South Africa L Upfold --- Branch: Oceans & Coasts, Department of Environmental Affairs, South Africa J Visagie --- CapeNature, Scientific Services, Assegaaibosch Nature Reserve, South Africa LJ Waller --- CapeNature, Voëlklip, South Africa PA Whittington --- Department of Zoology, South Africa CG Wilke --- Branch: Fisheries Management, Department of Agriculture, Forestry and Fisheries, South Africa AB Makhado --- Branch: Oceans & Coasts, Department of Environmental Affairs, South AfricaNumbers of Cape cormorants Phalacrocorax capensis breeding in South Africa decreased by nearly 50% from approximately 107 000 pairs in 1977–1981 to 57 000 pairs in 2010–2014. Although four colonies had >10 000 pairs in 1977–1981, there was just one... -
Wintering waterbird assemblages in the central part of the Gulf of Gabès in southern Tunisia
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Foued Hamza --- Département des Sciences de la Vie, Faculté des Sciences de Gabès, Tunisia Abdessalem Hammouda --- Département des Sciences de la Vie, Faculté des Sciences de Gabès, Tunisia Slaheddine Selmi --- Département des Sciences de la Vie, Faculté des Sciences de Gabès, TunisiaAlthough the Gulf of Gabès is recognised as an Important Bird Area, several aspects of the ecology of waterbirds inhabiting this area still need to be investigated. We observed how waterbird foraging guilds varied among habitats. In total, 49 species... -
Intraspecific behavioural variation in the lacertid lizard Meroles cuneirostris (Strauch, 1867) (Sauria:Lacertidae)
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Jackie L. Childers --- , , USA Douglas A. Eifler --- , USAWe characterised behavioural variation between adult male, adult female and juvenile Meroles cuneirostris, a diurnal lacertid lizard endemic to the Namib Desert. Variation in microhabitat preference was significant between age classes, as adults spent more time underneath vegetative cover than... -
Diet and feeding in the Cape Cobra, Naja nivea
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Inshaaf Layloo --- , , South Africa Caitlin Smith --- , , South Africa Bryan Maritz --- , , South AfricaIt is widely reported that African cobras (genus Naja) are generalist predators, but examination of formal literature yields relatively little evidence of this for most species. Here, we review the diet of cape cobras (Naja nivea) based on examination of... -
How many can you catch? Factors influencing the occurrence of multi-prey loading in provisioning Greater Crested Terns
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Davide Gaglio --- DST-NRF Centre of Excellence at the FitzPatrick Institute of African Ornithology, Department of Biological Sciences, South Africa Timothée R Cook --- DST-NRF Centre of Excellence at the FitzPatrick Institute of African Ornithology, Department of Biological Sciences, South Africa Richard B Sherley --- DST-NRF Centre of Excellence at the FitzPatrick Institute of African Ornithology, Department of Biological Sciences, South Africa Peter G Ryan --- DST-NRF Centre of Excellence at the FitzPatrick Institute of African Ornithology, Department of Biological Sciences, South AfricaSeabirds use several methods to transport food to their chicks; most species carry food in their stomachs or crops, but some terns and auks carry prey in their bills. Terns usually only carry one prey item at a time, limiting... -
Silages in the form of diet based on spineless cactus and buffelgrass
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Alberto Jefferson da Silva Macêdo --- Department of Animal Science, Brazil Edson Mauro Santos --- Department of Animal Science, Brazil Gherman Garcia Leal de Araújo --- Embrapa Semi-arid, Brazil Ricardo Loiola Edvan --- Department of Animal Science, Brazil Juliana Silva de Oliveira --- Department of Animal Science, Brazil Alexandre Fernandes Perazzo --- Department of Animal Science, Brazil Wilma Cristina Cavalcante dos Santos Sá --- Department of Animal Science, Brazil Danillo Marte Pereira --- Department of Animal Science, BrazilThis study was conducted to evaluate the fermentation pattern and the in situ dry matter degradability of silages in the form of diet. Five diets were formulated based on spineless cactus (Opuntia fícus-indica cv. ‘Gigante’) and buffelgrass (Cenchrus ciliaris). The... -
Feeding ecology of Lilian’s Lovebird Agapornis lilianae in Liwonde National Park, Malawi
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Tiwonge I Mzumara --- School of Life Sciences, South Africa Mike R Perrin --- School of Life Sciences, South Africa Colleen T Downs --- School of Life Sciences, South AfricaLilian's Lovebird Agapornis lilianae is a small, near-threatened parrot resident in mopane Colophospermum mopane woodlands. We investigated its diet and foraging behaviour in Liwonde National Park, Malawi. We expected that Lilian's Lovebirds would show little specialisation for a particular food... -
Prey delivery to a breeding colony of Caspian Terns Hydroprogne caspia on the west coast of South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Davide Gaglio --- , South Africa Jessie Walton --- , South Africa Peter G Ryan --- , South AfricaThe Caspian Tern Hydroprogne caspia is widely distributed, but it is rare and little studied in southern Africa. We recorded the prey delivered by Caspian Terns to a breeding colony near the Berg River Estuary on the west coast of... -
The time-activity budgets of breeding Blue Swallows Hirundo atrocaerulea and the effects of weather on nestling growth
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Steven W Evans --- , South AfricaThe Blue Swallow is an intra-African migrant that breeds in its fragmented range from South Africa to southern Tanzania, from October to March annually. The birds migrate north and are on their non-breeding range in NE DRC, Uganda, NW Tanzania... -
A Bat Hawk Macheiramphus alcinus pair preyed primarily on bats and birds that forage in clutter-edge and open-air habitat groups
Item type: Journal Article • Journal: African Zoology • Authors: G Malan --- , South Africa E Harris --- , South Africa T Harris --- , South Africa A Monadjem --- , EswatiniThis study aimed to analyse the diet of a pair of Bat Hawks Macheiramphus alcinus, based on regurgitated pellets, and the associated habitat-foraging groups that the prey species belonged to. A total of 908 regurgitated pellets were collected from underneath... -
Aspects of the nonbreeding ecology of the Tree Pipit Anthus trivialis in and around Amurum Forest Reserve, Jos Plateau, Nigeria
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Taiwo A Adams --- University of Jos Biological Conservatory, Nigeria Samuel T Ivande --- University of Jos Biological Conservatory, Nigeria Mark Wilson --- , United KingdomTo advance our knowledge about the nonbreeding ecology of the Tree Pipit Anthus trivialis, this study investigated its population dynamics, habitat utilisation and foraging behaviour, from October to December 2018, in and around the Amurum Forest Reserve, located in the... -
Foraging behaviour and use of space in the Graceful Crag Lizard, Pseudocordylus capensis: life on large rock surfaces
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: DahnéA. Lanse Van Rensburg --- University of Stellenbosch, South Africa P. Le. Fras N. Mouton --- University of Stellenbosch, South AfricaThe lizard family Cordylidae has been classified as a clade of classical ambush foragers. Two species, Platysaurus broadleyi and Pseudocordylus capensis, however, display much greater movement rates during activity than other cordylids. Whereas the foraging behaviour ofP. broadleyi is now... -
Population size, habitat use and foraging habits of wild Helmeted Guineafowl Numida meleagris in southwestern Ethiopia
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Yihenew Aynalem --- Addis Ababa University, Ethiopia Afework Bekele --- Addis Ababa University, Ethiopia Bezawork Afework Bogale --- Addis Ababa University, EthiopiaThe Helmeted Guineafowl Numida meleagris is a widespread and abundant resident gamebird species in sub-Saharan Africa. It is hunted throughout the region, including in Ethiopia. However, knowledge of the species’ ecology and behaviour in many parts of the country is... -
Further insights into killer whales Orcinus orca preying on white sharks Carcharodon carcharias in South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: A Towner --- Rhodes University, South Africa P Micarelli --- University of Siena, Italy D Hurwitz --- , South Africa MJ Smale --- Nelson Mandela University, South Africa AJ Booth --- Rhodes University, South Africa C Stopforth --- , South Africa E Jacobs --- , South Africa FR Reinero --- Sharks Studies Centre – Scientific Institute, Italy V Ricci --- Sharks Studies Centre – Scientific Institute, Italy A Di Bari --- Sharks Studies Centre – Scientific Institute, Italy S Gavazzi --- Sharks Studies Centre – Scientific Institute, Italy G Carugno --- Sharks Studies Centre – Scientific Institute, Italy M Mahrer --- Claremont McKenna College, United States E Gennari --- Rhodes University, South AfricaPhotography and video footage, captured by researchers and tourists on board two vessels, provided insights into the predation techniques employed by an adult male killer whale Orcinus orca in Mossel Bay, South Africa. The incapacitation of its prey, a juvenile... -
Living together, feeding apart: the comparative foraging ecology of two African flycatcher species
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Peter GH Frost --- , South Africa Suzanne K Frost --- FitzPatrick Institute of African Ornithology, University of Cape Town, South AfricaThis study examined how habitat and resource conditions influence the foraging behaviour and ecology of the Pale (Pallid) Flycatcher Agricola pallidus and Marico Flycatcher Bradornis mariquensis, two perch-and-pounce insectivores that swoop on prey from elevated perches. These species were studied... -
Adding economic and ecological value to communal pastoralism: lessons from implementing a Herding for Health model in the Okavango Delta, Botswana
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Edwin I Mudongo --- Communities Living Among Wildlife Sustainably (CLAWS) Botswana, Botswana Mathata Tomeletso --- Communities Living Among Wildlife Sustainably (CLAWS) Botswana, Botswana Kelebogile Motshoi --- Communities Living Among Wildlife Sustainably (CLAWS) Botswana, Botswana Paul Dube --- Communities Living Among Wildlife Sustainably (CLAWS) Botswana, Botswana Charles Chibidika --- , Botswana Andrew B Stein --- Communities Living Among Wildlife Sustainably (CLAWS) Botswana, BotswanaThe Herding for Health (H4H) model integrates ecosystem restoration with improved livestock management to address rangeland degradation, livestock losses, and market constraints in pastoral communities. This four-year case study evaluates the implementation of H4H in Eretsha, Botswana, where annual cattle...