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In the horse breeding industry, the term "half-brother" or "half-sister" only describes horses which have the same dam, but different sires. [6] Horses with the same sire but different dams are simply said to be "by the same sire", and no sibling relationship is implied. [7] "Full" (or "own") siblings have both the same dam and the same sire.
From the Neolithic onwards, images of zoophilia are slightly more common. Examples are found at Coren del Valento , a cave in Val Camonica , Italy , containing rock art dating from 10,000 BCE to as late as the Middle Ages , one depicting a man penetrating a horse, [ 7 ] and Sagaholm , a Bronze Age cairn in Sweden where several petroglyphs have ...
Many animal species have specific mating (or breeding) periods e.g. (seasonal breeding) so that offspring are born or hatch at an optimal time. In marine species with limited mobility and external fertilisation like corals , sea urchins and clams , the timing of the common spawning is the only externally visible form of sexual behaviour.
Animal non-reproductive sexual behavior encompasses sexual activities that non-human animals participate in which do not lead to the reproduction of the species. Although procreation continues to be the primary explanation for sexual behavior in animals, recent observations on animal behavior have given alternative reasons for the engagement in sexual activities by animals. [1]
The indigenous Cheyenne have a story of animal-human marriage in "The Girl who Married a Dog". [4] In other Native American myths, animal spirits frequently assume human form. [5] In many cases they are not seen as literal animals, but representatives from the animal kingdom. [5]
In a harem model, the mares may "cycle" or achieve estrus more readily. Proponents of natural management also assert that mares are more likely to become pregnant in a natural herd setting. Some stallion managers keep a stallion with a mare herd year-round, others will only turn a stallion out with mares during the breeding season. [10]
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[3] [4] He devotes three chapters, "Two Hundred Years at Looking at Homosexual Wildlife", "Explaining (Away) Animal Homosexuality", and "Not For Breeding Only" in his 1999 book Biological Exuberance to the "documentation of systematic prejudices" where he notes "the present ignorance of biology lies precisely in its single-minded attempt to ...