Fossils unearthed during construction of a water pipeline in the Gobi Desert of Mongolia have revealed one of the oddest ...

While Duonychus tsogtbaatari had formidable claws, they were likely used to grasp vegetation, according to a study of a fully ...

Its claws measured about a foot (30 cm) long ... The keratin sheath added more than 40 per cent to the claw’s length. “These were big, sharp and nasty claws,” said paleontologist and ...

Its claws measured about a foot (30 cm) long ... The keratin sheath added more than 40% to the claw's length. "These were big, sharp and nasty claws," said paleontologist and study co-author ...