Animal-welfare science tries to get inside the minds of a huge range of species — in order to help improve their lives. Credit...Photo Illustration by Zachary Scott Supported by By Bill Wasik and ...

The leading group is so diverse that it represents one in every three animal species on Earth. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

The peppered moth is an iconic example of Charles Darwin’s theory of evolution by natural selection. For centuries peppered moths (Biston betularia) were common in the forests around Manchester, ...

Research on whether animals can recognize themselves in the mirror began in 1970 1 and just a handful of species have since passed the test ever since. When you purchase through links on our site, we ...

They can act inadvertently witty, comically clumsy, laughingly foolish or simply truly funny. But are they aware of it? Do wild animals have a sense of humor? Or are humans the only species to possess ...