Very interesting article. I've read some about homosexuality in species other than human. It appears to exist in just about every species known to mankind, but only mankind has an issue with it. Odd, isn't it?
Is My Bird Gay? Information About Homosexual Birds And Parrots
We might think that homosexuality does not exist in birds or parrots. Since a major drive in the animal kingdom is to reproduce and homosexuality does not serve this function. However, we would be making an incorrect assumption. Many species of birds engage in homosexual behavior.
www.herebird.com