Today, freshwater lakes and rivers harbour some of the strangest predators known to our planet. Catfishes, gars, arapaima, tigerfish and stingrays are some of the deadliest and primarily unseen ...

Long before T. rex, the Earth was dominated by super-carnivores stranger and more terrifying than anything dreamed up by ...

Paleontologists have found fossilized remains of a giant possum-like mammal that lived 60 million years ago. The fossils, ...