Onager Stallions are either solitary or live in groups of two or three. The males have been observed holding harems of females, but in other studies, the dominant stallions defend territories that attract females. Differences in behaviour and social structure likely are the result of changes in climate, vegetation cover, predation, and hunting. The social behavior of the Asian wild ass can be very different, depending on different habitats, ranges, and even threats by predators and humans. In Mongolia and Central Asia ("E. h. hemionus" and ""E. h. kulan"), a stove onager stallion can adopt harem-type social groups with several mares
Animal roleplay represent an autoerotic form of zoophilia. Autozoophilia is mostly practised by wearing an animal costume, such as a latex mask, mascot costume or fursuit. Each type of play can focus on a certain "strength" of an animal character. Pony play often involves the practice and training that a horse owner or trainer would put their horse through to learn how to walk, canter, etc., as modified for human limbs. Puppy and kitten play often can involve BDSM related discipline. Cow Play often involves fantasies of lactation and impregnation. The usual limits of safe, sane and consensual apply to roleplay as