Yes, all species of monkeys do.
All primates, including apes, monkeys, and humans exhibit homosexual behavior, which may or may not be genetically linked.The primates that show the most homosexual behavior are Bonobos followed by humans.
Yes, roosters do exhibit homosexual behavior.
Yes, giraffes can exhibit homosexual behavior.
Worms are hermaphroditic, so no, they do not exhibit homosexual behavior or heterosexual behavior.
Yes, rams (male sheep) can exhibit homosexual behaviour.
Although there is no documented evidence that zebras exhibit homosexual behavior, there is a widely-held view that most mammals, possibly all mammals, have specimens exhibit homosexual behavior at one time or another.
Research suggests that about 94 of giraffes exhibit homosexual behavior in their social interactions.
Yes, they do.
Yes, in fact homosexual behavior has been observed in most mammals.
about 1500 species, ranging from primates to gut worms, have been observed engaging in homosexual behavior.
Yes, dolphins have been observed exhibiting homosexual behavior in their social interactions.
Yes. The animal with the most frequent observations of homosexual behavior are the bonobos of Africa.For more information see Animals Displaying Homosexual Behavior