Ornithologists Determine that Male Bowerbirds are Probably Tricksters

Members of the scientific community have marveled for years at the Australian bowerbird's elaborate courtship ritual, in which the male bowerbird builds an elaborate edifice of a twig canopy arching over an avenue (called a "gesso") of stones, bones, and shells in order to impress on a female bowerbird that he is… » 1/22/12 5:00pm 1/22/12 5:00pm