The Secrets of Egg-Laying Mammals

How the platypus and echidna defy mammalian rules

Horns vs. Antlers: What Sets Them Apart?

Burrowing Owls: Life Above and Underground

The Seasonal Cycles of the Snowshoe Hare

Golden Poison Frog: The World’s Deadliest Amphibian

The Picasso Bug and Its Colorful Patterns

Vibrant patterns on its back resemble abstract art.

Lion Prides Have Taken to Climbing Trees in Africa

Differences Between Africa’s Bush and Forest Elephants

35,000-Year-Old Saber-Toothed Kitten Unearthed in Siberian Permafrost

A Glimpse into the Ice Age

Vipers With Eyes That Perfectly Match Their Patterns

Bothrops bilineatus and Bothrops taeniatus

Bats Feed on Sweet Nectar From Flowers and Help Pollinate

Brown Bear Photographed Under Ursa Major and the Aurora Borealis