Read more Largest ever animal may have been Triassic ichthyosaur super-predator Working out what animals that lived in the distant past looked like used to be thought impossible. But since the 1990s, ...

This story appears in the October 2017 issue of National Geographic magazine. From scales to feathers to fur, vertebrates clothe themselves in a dazzling variety of textures and hues. But ...

What is a mammal? Can all birds fly? How are fish able to breathe? Designed specifically for younger students, this active, hands-on program is a unique introduction to mammals, birds, and fish for ...