ISBN Homosexual behaviour in animals: an evolutionary perspective

The Merck Manual of Veterinary Medicine appears to consider homosexuality among sheep as a routine occurrence and an issue to be dealt with as a problem of animal husbandry. Retrieved 11 September Dutch primatologist Frans de Waal , who extensively observed and filmed bonobos, believed that sexual activity is the bonobo's way of avoiding conflict.

Tatarnic, Nikolai J. Retrieved 18 November

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ISBN Homosexual behaviour in animals: an evolutionary perspective

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ISBN Homosexual behaviour in animals: an evolutionary perspective
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