By analyzing the arrangement of vertebrae in the spines of nearly 400 species of tetrapods—a group of animals with four limbs ...

Fossils of footprints over 160 million years old have helped paleontologists at the University of Leicester to narrow down ...

With foot-long claws, Duonychus, a newly discovered species of therizinosaur, looks like one of the terrifying stars of the ...

Diagnostic imaging determined that in life, the young mamenchisaurid suffered from an osteogenic tumor, or a tumor that ...

A previously unknown shark once swam around the shores of the UK more than 70 million years ago. The new species, named Pararhincodon torquis, is a distant relative of the collared carpet sharks which ...