They mostly had three-fingered hands with large claw-like toe bones. Despite their fearsome appearance, scientists say these dinosaurs were largely herbivorous or omnivorous. open image in gallery ...

The fossilized remains included a fully preserved 30-centimeter (11.8-inch) claw, an unusual find that provides new insights into the species’ anatomy. Darla Zelenitsky, an associate professor ...

Made of keratin (the same material as fingernails), the sheath reveals that the claw itself was much longer than the underlying bones. It is the largest claw of its kind found fully preserved in ...

Made of keratin (the same material as fingernails), the sheath reveals that the claw itself was much longer than the underlying bones. It is the largest claw of its kind found fully preserved in this ...