She told ABC that news when the animals defecate, she said, they passed through their huge tails with a poop to drive away and confuse their attackers. As the event unfolded, onlookers noticed a large dark bubble pop up in the water's surface. At first, they thought it was blood from one of the sperm whales, potentially a small calf. But when the team later reviewed the footage of the plume, they realized that it was actually whale poop