An illustrated guide to the amazingly multifarious sex lives of animals, from elephants and bonobos to butterflies and bedbugs.There may be nothing unnatural in nature, but nature still encompasses much that seems fantastically strange—the amazingly multifarious sex lives of animals, for example. Sexus Animalis tells us everything we never dreamed we wanted to know about the reproductive systems, genital organs, and sexual practices of animals, from elephants (who masturbate