Pachycephalosaurus - Wikipedia
Pachycephalosaurus is famous for having a large, bony dome on top of its skull, up to 25 cm (10 in) thick, which safely cushioned its brain. The dome's rear aspect was edged with bony knobs and short bony spikes projected upwards from the snout. However, the spikes were probably blunted, not sharp. [25]
Pachycephalosaurs - The Bone-Headed Dinosaurs - ThoughtCo
2017年4月20日 · Twenty million years before the dinosaurs went extinct, a strange new breed evolved: four-legged plant-eaters with unusually thick skulls. Here's a look at the current thinking about pachycephalosaurs ("thick-headed lizards").
What Was The Dinosaur With The Bump On Its Head? The Hard …
2024年3月7日 · Scientists think that the Pachycephalosaurus used its bony spikes and dome head mainly for defensive purposes or head-butting matches for dominance within the herd. Though concrete evidence isn’t available, theories suggest these features were …
What We Know About the Hard-Headed Pachycephalosaurus
2023年4月20日 · The pachycephalosaurus is the largest in a group of bone-headed dinosaurs, pachycephalosaurids, made up of around 20 species, says Aaron Dyer, a paleontologist at the University of Toronto.
Pachycephalosaurus - Natural History Museum
Pachycephalosaurus was an unusual-looking dinosaur. It stood on two legs, had a beak for cropping plants and had a large bony dome on its head surrounded by spikes and bumps. Some scientists think that the animal used its hard dome in head-butting contests, similar to the way modern-day rams use their horns.
Thick-Skulled, Dome-Headed, Herbivorous - Britannica
3 天之前 · Pachycephalosaurus and closely related forms are known as the bone-headed, or dome-headed, dinosaurs. These dinosaurs, which are also found in Mongolia, had a variety of skull shapes. In the most basal forms, the dome was not thick but flat.
Dinosaur - Pachycephalosaurs, Head-Butting, Herbivores
5 天之前 · Great bony growths extended from the back of the skull, reaching well over the neck and shoulders. This neck shield, or frill, resulted in the longest head that ever adorned any land animal; the length of the Torosaurus skull was almost 3 metres (10 feet), longer than a whole adult Protoceratops.
Meet the Pachycephalosaurus – The Dinosaur with a Hard Head
2023年5月8日 · In this article, we’re going to meet this dinosaur with a hard head and find out when it lived, what it ate, and how that hard noggin helped it survive a hard-knock life. Pachycephalosaurus had an unusually thick plate of bone on top of its head.
Pachycephalosaurus Wyomingensis, Dinosaur Pictures, Dinosaur …
Pachycephalosaurus wyomingensis was the largest of the pachycephalosaurids—"thick-headed dinosaurs"—which featured extremely thick skullcaps. The top of a Pachycephalosaurus skull could be 9...
Pachycephalosaurus - DinoPit
2022年4月4日 · Pachycephalosaurus (pronounced PACK-ee-seff-ah-low-SORE-uss ) translates as “thick headed lizard” from the Greek language and has given its name to an entire breed of “bone head dinosaurs” known as Pachycephalosauria which includes Stegoceras and Wannanosaurus as well as Dracorex and Stygimoloch.