Evolution
How Sloths Went From Seas To Trees?
About 8 million years ago, off the coast of Peru, a large…
How Plants Caused First Mass Extinction?
Around two and a half billion years ago, some groups evolved to…
What Happened To Camels In North America?
The United States Army accidentally set feral camels loose in the wild…
How Did Penguins Get To Antarctica?
Penguins are like the bird version of whales and seals, evolving to…
How Did The Heart Evolve?
The heart is a complicated electrical system that generates electrical signals and…
Why Does The Sahara Desert Exist?
The name of the Sahara is Arabic, which means the greatest desert.…