The longest animal on Earth isn’t what you think. It’s a drifting, gelatinous predator whose reach reshapes how we define ...

Animal life is a recent addition to Earth, relatively speaking. The planet formed about 4.5 billion years ago, with microbial life likely emerging between 4.3 and 3.7 billion years ago. It was not ...

Discover 15 unbelievable transparent animals that actually exist on Earth. See nature's most ghostly and rare creatures.

Platypuses are weird looking. They look like someone stitched together a duck and a beaver—flat bill, webbed feet, and a ...

To mark 20 years of the BBC TV series Planet Earth, we look at some of the filming firsts it captured – including a ‘zombie’ fungus ...

Have you ever wondered which animals are the smartest on the planet? So did A-Z Animals – so we have done the research for you by compiling a list of the smartest animals on earth! You will be ...