Five new animal species that camouflage themselves as excrement or bark reveal some of what still remains hidden in the world ...

Each year, researchers discover dozens of animal species to add to the millions on our planet. One group, in particular, contains an exceedingly large chunk of Earth's biodiversity. So, of all the ...

Nature is full of surprises, but few are as fascinating as hybrid animals, creatures born from crossing two different species ...

From bold foxes to gregarious birds, animals’ personalities are increasingly being seen as crucial to conservation efforts.

Surprisingly, genome comparisons have failed to resolve a major question in animal evolution: Which living animals are the descendants of the earliest animals to evolve in the world's oceans?

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.