Maiasaur Juvenile Skull

Maiasaur skull. Replica. 12" x 5" x 4" /30 cm x 15cm x 10cm. Detached from a duckbill dinosaur of Cretaceous Montana. Maiasaura was a duck-billed dinosaur with a flat skull and small crests in front of the eyes. This plant-eater had a toothless beak, cheek pouches, and many self-sharpening cheek teeth; hard enamel was found on both the outer surface of the upper teeth and the inner surface of the lower teeth. The hands each had four fingers and the feet had hoof-like claws.

Maiasauras grew to be about 30 feet long (9 m), 6-8 feet tall (2-2.5 m), weighing roughly 3-4 tons. Newly hatched Maiasaura babies were about 1 foot (30 cm) long.