Eons
How the Smallest Animal Got So Simple
This tiny, simple animal, the Myxozoans, evolved from something bigger and more complex.
This tiny, simple animal, the Myxozoans, evolved from something bigger and more complex.
Only a few million years ago, Hyenas lived very different lives from what we know today.
We learn why all mammals today, from humans to bats, have five fingers or fewer.
With evidence from from art, archaeology, and ancient DNA, we put together horses history.
Here's why teeth would go on to disappear in some groups of vertebrate.