Quick Take First Encounter with an Enigma Life in the Deep: The Mysterious Ziphiid... What the Dead Reveal Persistent Mysteries and Conservation Hu... Far beneath the ocean surface, an elusive, ...

A platypus can swim for food, then move efficiently across land. A sea lion can haul itself ashore, though its body is far ...

John B. Calhoun's mice had unlimited food, no predators and space to spare. Their population still collapsed into castes and died out — here's what it proves.

Spiders may seem to be the scariest household invaders, but maybe they aren't after all. These are just some of the reasons ...

These early mammals looked like shrews do today. They were small and had a long body, eyes typical for nocturnal mammals and ...

A dramatic new interpretation of thylacine anatomy has discovered that the extinct Tasmanian tiger killed prey more like a ...

One of the tools Lenz uses is Automatic Trap Company's A24 , a CO₂-powered trap that automatically resets following each strike. That allows the device to continue operating without requiring a ...

For decades, a handful of small, rounded teeth carried more evolutionary weight than the rest of the animal ever could. A ...

Researchers reconstructed antimicrobial peptides from mammal ancestors dating back about 160 million years and found that some ancient versions could strongly inhibit or kill disease-causing ...

Protect independent science journalism. Gain access to all articles, ad-free and exclusive content!

The bearded capuchins of northeastern Brazil typically eat plant-based foods, but they turn to small vertebrates when those ...

Scientists long wrote off the aye-aye as a solitary oddity, a nocturnal Madagascan primate with rodent teeth and a taste for ...