Meet the Raptors That Eat Avocados (and Other Fruit)

We think of raptors as exclusive carnivores, but at least 29 species also consume fruit. Including avocados.

Justine E. Hausheer

Kouprey: The Ultimate Mystery Mammal

Do you know the kouprey? Meet the forest ox shrouded in mystery and rumor.

Matthew L. Miller

Surprising Tales of Toxic Animals

Take a new look at venomous and poisonous creatures. Including ruffed grouse. Seriously.

Christine Peterson

7 Underrated Creepy Creatures

Bats and snakes get an undeserved bad rap. But here are some creepy crawlies that might keep you up at night.

Matthew L. Miller

50 Fish, 50 States: Freaks in the Hot Springs

When the water is not too hot, not too cold, expect fishy weirdness. Exhibit A: Matt Miller catches giraffe cichlids, native to Africa, in the desert. In Utah.

Matthew L. Miller

Wait. Northern Paper Wasps Recognize Each Other’s Faces?

Research shows that, for northern paper wasps, it pays to recognize your neighbor.

Christine Peterson

The Disturbingly Long Tapeworms of Alaskan Bears

What’s that trailing from the bear? (It's not the cute cub)...It's an overlooked (and gross) creature of salmon ecosystems.

Matthew L. Miller

Crawling with Crickets: The Insect Swarm of the Western US

Across the west, this large, occasionally cannibalistic insect swarms by the millions.

Ken Keffer

This Catfish Doesn’t Just Move on Land, It Reffles

This catfish doesn't just walk. It reffles. New research on the terrestrial movements of an invasive catfish.

Matthew L. Miller

How the Fallow Deer Took Over the World

The fallow deer is rare in its native habitat. But it has spread across the world. Here’s how.

Matthew L. Miller

Move Over Bald Eagle: Meet 12 of the World’s Coolest National Birds

National birds can be endangered species, literary favorites or just epic birds. Meet some of the coolest.

Ken Keffer

6 Surprising Tales of Predatory Birds

Pelicans gulping pigeons, herons swallowing alligators and other weird feeding behaviors among our feathered friends.

Matthew L. Miller