The Whale's Vagina

The right whale has the biggest testicle in all of the whales species. Dr Sarah Messnick, who studies whale vaginas, says that basically they're just a series of flaps, folds, blind alleys, funnels. The first time they opened one up, they couldn't work out how to get from the opening to where the sperm is needed to be. They literally couldn't workout the mates. Like most men. But yeah. There we go. Shall we do some lads, lads,. lads stuff then? So what is the one body part of a whale that will be able to tell you what species they are better than any other body part? O