A new species of dinosaur named Duonychus tsogtbaatari was unique, as scientists found it to have only two clawed fingers ...
The species, named Duonychus tsogtbaatari, belongs to a group of two-legged dinosaurs called therizinosaurs that lived in ...
Paleontologists unearthed the fossil in Mongolia’s Gobi Desert, and the find is unique because the sheath of one of the digits is intact. Made of keratin (the same material as fingernails), the ...