Protoceratops andrewsi Variante:Imprimado and the most complicated head

and the most complicated head and neck joints of any known mammal at the time of its discovery

Spinosaurus (S

Approximate measurements of the Carnotaurus:

Approximate measurements of Notamacropus greyi: Scale 1:24 Complete

It is believed to have disappeared along with other dinosaurs at the end of the Cretaceous period due to a mass extinction event that occurred around 66 million years ago

Protoceratops andrewsi Variante:Imprimado and the most complicated headEl Protoceratops andrewsi es una especie de dinosaurio ceratopsiano que vivi durante el perodo Cretcico, aproximadamente hace entre 75 y 71 millones de aos. Este dinosaurio perteneca al grupo Protoceratopsidae, caracterizado por ceratopsianos pequeos y primitivos que se encuentran principalmente en Asia. Aspecto fsico: Tamao: Protoceratops andrewsi era relativamente pequeo en comparacin con otros dinosaurios ceratopsianos. Meda alrededor de 2,2 metros