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Higher levels of oxytocin are related to monkeys expressing more behaviours such as cuddling, grooming and sex, while lower levels of oxytocin reduce motivation for these activities. In contrast, if prairie voles are injected with the neurohormones, they may form a lifelong attachment, even if they have not mated. "Aspects of the spawning of labrid and scarid fishes (Pisces, Labroidei) at Enewetak Atoll, Marshall Islands with notes on other families (corrected reprint.
The physiology of reproduction. The male that wins a fight may also have the chance to mate with a larger number of females and will therefore pass on his genes to their offspring. "Death feigning in the face of sexual cannibalism". Citation needed Sexual cannibalism is common among insects, arachnids 71 and amphipods.
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A b Pfaus,. 157 Kin recognition is a useful ability that facilitates both cooperation among relatives and the avoidance of inbreeding. Rogers, David; Chase, Ronald (2001). Von Haartman specifically described the mating behaviour of the European pied flycatcher as successive polygyny. 161 See also edit References edit Kent, Michael (2000). When animal sexual behaviour is reproductively motivated, it is often termed mating or copulation ; for most non-human mammals, mating and copulation occur at oestrus (the most fertile period in the mammalian female's reproductive cycle which increases the chances of successful impregnation.
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Animal sexual behaviour takes many different forms, including within the same mmon mating or reproductively motivated systems include monogamy, polygyny, polyandry, polygamy and promiscuity.
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