Analysis of fossil whale skulls provides evidence that during the late Miocene, multiple shark species that include the megalodon, great white shark, and mako shark used to feed on the foreheads and noses of sperm whales (Physeteroidea) for the fatty organ's stores of nutritious blubber and oil.
Toxic Slime Contributed to Earth's Worst Mass Extinction--And It's Making a Comeback
Ed Yong’s ‘An Immense World’ reveals how animals perceive the world
