SYDNEY, Australia (AFP) — Ancient whales had extremely sharp predator teeth similar to lions, Australian scientists said Wednesday in a discovery they believe debunks theories the mammals used their teeth to filter feed like today’s gentle giants. There are two major groups of whales — toothed creatures such as killer whales, and baleen, which filter plankton and small fish from the ocean for food with special bristle-like structures in their mouths. Using 3D scanners, Museums […]