it is funny to think about this in science, but it does happen. ??? Birds are very, very intelligent in many ways??? That means many birds, particularly those birds that have vocal learning such as song birds, parrots and hummingbirds, they have a very high brain to body ratio??? That means these are very, very smart animals. *http://www.abc.net.au/worldtoday/s162563.htm The Surprising Memory of B