Chimpanzee working with a tool.

The Incredible Range of Chimpanzee Behavior

So why are chimpanzee throwing rocks at trees? And then collecting the rocks in piles to use again?
School of sardines

Peace and Quiet? Not Underwater

Fish, it turns out, are loud.
Alfalfa hops

Cover Crops Are Making a Comeback

Farmers looking increase yields and maintain healthy soil are trying the old technique of planting cover crops again. 
Demodex canis

Where Are You From? Check Your Parasites

People and birds carry their specific parasites around the world. 
Rafflesia consueloae. Image credit: Edwino S. Fernando.

The Smallest Corpse Flower

A relatively tiny member of the Rafflesia genus of giant corpse flowers has just been discovered. 
Camouflage

Teddy Roosevelt Weighs in on the Evolution of Camouflage

In the years after his presidency, Roosevelt sent a letter to The Condor magazine criticizing painter Abbott Thayer's theory of animal camouflage.
Dave Ebert

Every Week Is Shark Week for Shark Biologist Dave Ebert

An interview with shark biologist Dr. David Ebert, discoverer of the ninja lanternshark.
Aggressive male lion

Animal Attack? Odds Are, It’s Your Fault

Wild animal attacks on people are rare, but when they happen, human actions are frequently responsible.
A captive naked mole-rat eating By Ltshears - Trisha M Shears (Own work) [Public domain], via Wikimedia Commons

The Remarkable Immunities of the Naked Mole-Rat

Research explains why naked mole rats, unlike most mammals, are resistant to cancer and the pain induced by acid. 
Puffins

Lessons in Senescence: Not All Animals Age the Same

Senescence--age-related decline in health and reproduction–is something we take for granted in humans, but among animals it’s not necessarily the norm.