These manta rays form ‘friendships’ that last longer than a summer fling | Science

© Rob Perryman Although lots of sharks are singular animals, their manta ray family members are remarkably social: They copy one another’s motions, play together, and will even strangely... Read more »

Alligators gobble rocks to stay underwater longer | Science

Peter Scoones/Minden Pictures Alligators dine on lots of weird specials: sharks, kumquats, and stones. Researchers have actually long believed that, like birds, gators swallow stones to assist them absorb... Read more »