Some scientists have hypothesized that, because the male right whale also has huge balls, it might also have a lot of competition for the ladies during mating season, and that this leads to large balls and large amounts of sperm. And…they were right. More right than they thought. Because right whales do group up to get near a female at the surface (called a Surface Active Group). But unlike humpback whales, who will fight aggressively to get the girl, right whales are…a little more cooperative [...]
The black arrows point out the individuals. You can see the female there is on her back, while the males on either side are rolled on their sides, their penises each going in to her vagina.
I apologize for the South Park reference in the headline.
