Of all the fish to ever swim in the seas, Leedsichthys problematicus may be the record-holder for the world's largest. But as the Jurassic plankton-feeder's species name suggests, Leedsichthys is a ...

A team of researchers from Canada and Scotland has shown that the prehistoric fish known as Leedsichthys problematicus was the largest bony fish to ever swim the oceans, capable of growing over 16 ...

Today, whale sharks are the largest fish in the sea—growing to nearly the size of a school bus. But these massive cartilaginous critters are not the largest fish to ever glide through the ocean. One ...

Fossil experts in Peterborough have uncovered the remains of a prehistoric fish - which is 160 million years old and 30 metres long. It was found in a quarry near Peterborough. It's thought it could ...