Polacanthus Variant:Unprimed This makes it one of

This makes it one of the largest and fastest theropod dinosaurs known

A huge mastodon

with a wingspan that could exceed seven meters

One of the Olorotitan's most distinctive features is its cranial crest

Approximate measurements of the Brontornis:

Polacanthus Variant:Unprimed This makes it one ofPolacanthus foxii is a genus of ankylosaur dinosaur that lived during the late Cretaceous period, approximately 130 110 million years ago. Polacanthus had a large and robust body, which could measure up to 5 meters in length and weigh around 2 tons. It had a small head compared to its body, with a jaw that had small, sharp teeth. Its body was covered by bony plates and spines that protected it from predators. Unlike other ankylosaurs, which had