Scientists believe they have discovered a giant fish that could grow up to 52ft long. Fossils show the plankton-eating creature called Leedsichthys lived 160 million years ago but was wiped out ...

A prehistoric fish measuring over 54ft is the biggest ever to roam the oceans, say scientists. The Leedsichthys lived over 10 million years ago, alongside dinosaurs in the Jurassic period ...