Four-legged whales once straddled land and sea

Whales belong in the ocean, right? That might hold true today, however cetaceans (whales, dolphins, cetaceans) really came down from 4 legged mammals that once survived on land. New... Read more »

Something killed a lot of sperm whales in the past—and it wasn’t whalers | Science

Franco Banfi/Minden Pictures Sperm whales are a hereditary puzzle. The deep-diving, squid-eating giants that motivated Moby Cock are discovered in every ocean, where they can mate with partners from... Read more »