Earth's most formidable hunters ... A recent research review has shed light on the individual kill rates of these majestic animals, revealing some surprising insights into their hunting strategies ...

They may not be the oldest animals on Earth, but they aren’t recent creations ... reflect an evolutionary history that began shortly after the extinction of the dinosaurs. The tuatara of New ...

Artificial intelligence has crowned the toughest animal on planet Earth after it was asked to simulate a fight between 256 different species.