Accidentally discovered a new shark while sorting fossils Tyrannosaurus rex
Recently paleontologists have unknowingly discovered an entirely new species of shark during the fossil taxonomy of the tyrant dinosaur.Discovered a new prehistoric shark in America
Archaeologists have discovered a species of prehistoric shark not known in a limestone area in Flagstaff, USA.New discovery: Human ancestors are sharks
Humans evolved from a prehistoric shark 300 million years ago, scientists said. The prehistoric fish called Acanthodes bronni is the ancestor of many vertebrate animals and jaws