What is the difference between a leopard and a jaguar?
Animals
Big-eared Nightjar: The 'Dragon Chick' Bird That Lays Eggs on the Floor
Newly discovered fossils show birds have been nesting above the Arctic Circle for nearly 73 million years
Giant Fossil of Mysterious 85-Million-Year-Old Sea Monster Finally Identified
Do parrots understand what they say?
Insects: Facts about the creepy crawlies that make up more than half the world's animal species.
Pelican Eel: A midnight zone dweller with a giant mouth capable of swallowing animals larger than itself
'Our Animals Are Grey Wolves': Colossal Didn't Revive Dire Wolves, Chief Scientist Explains
Cats may have been domesticated much later than we thought, with earlier members of the cat family being eaten or used as clothing.
Bird Quiz: What Do You Know About Our Feathered Friends?
Colossal's campaign to bring back extinct species is built on a semantic house of cards with a shaky foundation—and the consequences are dire (wolves) | Vincent J. Lynch
Scientists have discovered that our teeth evolved from the 'armour' of fish over 460 million years ago
For the first time in history, a 33-inch long 'woolly' mountain rat has been caught on camera
Cat Quiz: Can You Get a Perfect Score?
Starving lion, fighting bison and snake pit win environmental photography awards
