Mammal penises, including those of cetaceans, are pretty easy to find, while vaginas are more difficult to examine; historically, accounts of animal reproduction have emphasized the features of penises and theories of sperm competition, but a burgeoning scientific emphasis on whale vaginas is revealing structures and strategies that are amazing and wonderful. Read the rest

http://feeds.boingboing.net/~r/boingboing/iBag/~3/CA2GuHaSMns/whale-vaginas-are-amazing.html