Frogs to toads, newts to legless caecilians. Amphibians are weird.
Fish have been around for an estimated 450 million years.
Photos of the astonishing wildlife found throughout our incredible planet.
Six-legged insects are everywhere, making up a large volume of the world's animal biomass.
Invertebrates are some of the most complex and ancient animals on the planet.
Reptiles are mostly cold-blooded animals with dry, scaly skin.
Not all birds can fly but all have feathers and can lay eggs.
Mammals are the only animals who produce milk to feed their young.
Dinosaurs lived on land for 160million years, 65 million years ago.
The natural world is a beautiful and inspiring place.
There are 1.8 million identified species of animal on Earth! Find out more with Eden.
Eden is the home of the very best natural history programming. We love our wildlife!