Biology

Daddy longlegs, also called harvestmen, have been documented catching and consuming living frogs larger than themselves in South American rainforests. All without the use of venom.

The narwhal's defining feature – its continuously growing tusk – is the only straight structure of its kind seen in the animal kingdom. Now, scientists have cracked the code on how these elusive Arctic whales grow such an important and unique tool.

In a peer-reviewed paper recently published in Royal Society B: Biological Sciences, researchers bring together testable claims from a number of different fields to argue that the conditions surrounding an evening fire shaped the evolution of spoken language.