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1. 

   Orbit orientation and eye morphometrics in giraffes (Giraffa camelopardalis)

   Item type: Journal Article • Journal: African Zoology • Authors: G. Mitchell --- Centre for Veterinary Wildlife Studies, University of Pretoria, South Africa D.G. Roberts --- Centre for Veterinary Wildlife Studies, University of Pretoria, South Africa S.J. van Sittert --- Centre for Veterinary Wildlife Studies, University of Pretoria, South Africa J.D. Skinner --- Centre for Veterinary Wildlife Studies, University of Pretoria, South Africa

   Giraffe are thought to have excellent vision. We measured eye size, orbit orientation and retina surface area in 27 giraffes of both sexes ranging in age from neonates to mature adults (>10 yrs), to assess how it changes with growth,...

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2. 

   Concurrent pregnancy and lactation in wild giraffes (Giraffa camelopardalis)

   Item type: Journal Article • Journal: African Zoology • Authors: Francois Deacon --- Faculty of Natural and Agricultural Sciences, Department of Animal, Wildlife, and Grassland Sciences, South Africa Pierre J Nel --- Free State Department of Economic Development, Tourism, and Environmental Affairs, South Africa Fred B Bercovitch --- Primate Research Institute and Wildlife Research Center, Japan

   Lactation boosts reproductive costs by depleting maternal condition and delaying subsequent conception. However, some evidence suggests that giraffes (Giraffa camelopardalis) have evolved a mechanism to minimise the time allocated to suckling-induced suppression of ovulation. Here, we show for the first...

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