A dinosaur fossil discovered in Mongolia boasts the largest ever complete claw, but the herbivorous species only used it to ...

They looked like a cross between a horse and a gorilla, had a massive body and horse-like head, with arms longer than their legs, and were equipped with claws ... teeth and finger bones of ...

Mononykus's most distinctive feature is a pair of short, stunted forelimbs, each of which had only one functional finger and claw. The strange physiology of these short limbs has given rise to ...

One form of dwarfism, Ellis-van Creveld syndrome, involves not only short stature but polydactyly (extra fingers or toes), abnormalities of the nails and teeth, and, in about half of individuals ...