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  1. Male aggression and mating opportunity in a poeciliid fish

    Male aggression and mating opportunity in a poeciliid fish

    Item type: Journal Article • Journal: African Zoology • Authors: Kit Magellan --- Department of Ichthyology and Fisheries Science, U.S.A Horst Kaiser --- Department of Ichthyology and Fisheries Science, U.S.A
    One function of aggression in animals is to gain access to mates. Aggression may therefore be favoured by sexual selection, the strength of which can be assessed using repeatability of aggressive behaviour. Here, we tested the hypotheses that male swordtails,...