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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Long before whales dominated the oceans, Earth's seas were home to a fish so massive it continues to challenge our understanding ...

The skeletal remains of the biggest fish ever to have swum the seas have revealed just how massive the prehistoric creature could grow. The Leedsichthys was a huge bony, plankton-eating fish that ...

Long before whales dominated the oceans, Earth’s seas were home to a fish so massive it continues to challenge our understanding of prehistoric life. Leedsichthys problematicus, an enormous ...