Oviraptor “Spike” skeleton Allosaurus hace aproximadamente entre 199 a

hace aproximadamente entre 199 a 195 millones de años durante el Sinemuriano

giving it a unique appearance

composed of numerous vertebrae

comes from Campanian levels of the Two Medicine Formation and preserves diagnostic cranial elements

ideal for ambushes

Oviraptor “Spike” skeleton Allosaurus hace aproximadamente entre 199 aOviraptor was an oviraptorid theropod dinosaur from the Late Cretaceous of Mongolia, famous for its light, highly specialized anatomy, and for providing key information on the reproductive behavior and biology of non avian theropods. Far from the initial image of an "egg thief," it is now interpreted as an animal closely related to birds, probably omnivorous or opportunistic, and with advanced parental care. The Oviraptor skeleton is characterized by