A wild sea otter that swam into Monterey Bay Aquarium’s Great Tidepool gave birth Saturday to a healthy otter pup, according to aquarium staff. The mother and baby are doing well and were caught on ...

Something occurred to me recently that I’d never thought of before: porcupine birth. Yeah. Ouch, right? Covered head to tail in sharp quills—that’s gotta pose a serious problem in the delivery room.

Many of us know snakes are ectothermic reptiles that regulate their body temperature behaviorally by using shade, burrows, warm rocks, and even metabolic heat from digestion. But not everyone is aware ...