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 ...

Prehistoric seas were filled with giant plankton-eating fish which died out at the same time as the dinosaurs, new fossil evidence suggests. Scientists from Glasgow, Oxford and the United States have ...

A wide variety of Devonian Scottish fossils including jawless fish (Achanarella), and gnathostomes such as the placoderm Coccosteus and the sarcopterygians Osteolepis, Thursius, Dipterus and ...

An international team of paleontologists says it's found remains of the world's largest fish, a 50-foot giant that swam in Earth's oceans 160 million years ago.

A fresh look at forgotten fossils has revealed two new species of giant, filter-feeding fish that swam Earth’s oceans for 100 million years, occupying the ecological niche now filled by whales ...

Fossil experts in Cambridgeshire 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.

A skeleton of the biggest fish ever to inhabit the world's oceans has been put on display in Glasgow. The fish, a leedsichthys problematicus - or Big Meg as the fossil has been nicknamed - measures ...

Calculations based on fragments of fossil skeleton suggest it grew to eight or nine metres (29 feet) in 20 years and reach 16.5 metres (54 feet) in 38 years.