Jump to content
Join the Unexplained Mysteries community today! It's free and setting up an account only takes a moment.
- Sign In or Create Account -

Dinosaur Horns & Crests Tied to Rapid Growth


Claire.

Recommended Posts

Dinosaur Horns and Crests Tied to Rapid Growth Spurt

Some dinosaurs that had bony protrusions on their skulls — such as horns, crests and knobs — evolved into giant dinosaurs 20 times faster than their relatives without skull ornaments did, a new study finds. The study, which focused on theropods — a group of mostly carnivorous, bipedal dinosaurs that includes the giant Tyrannosaurus rex and fearsome Albertosaurus  — could explain why these dinosaurs got big so fast, the researchers said.

Paleontologists have hypothesized for years that these bony protrusions on dinosaur skulls served to intimidate, defend and communicate, possibly signaling which individuals were sexually mature or socially dominant, the researchers said.

Read more:

  • Like 3
Link to comment
Share on other sites

 

Create an account or sign in to comment

You need to be a member in order to leave a comment

Create an account

Sign up for a new account in our community. It's easy!

Register a new account

Sign in

Already have an account? Sign in here.

Sign In Now
  • Recently Browsing   0 members

    • No registered users viewing this page.