A new species of dinosaur, Gualicho shinya, had tiny arms like T. rex despite coming from a separate continent, suggesting this feature evolved for a reason
Why Did Dinosaurs Like T. Rex Have Such Tiny Arms?
Bwana joen kynästä: heinäkuuta 2016
i./1s/2018/10/15/16/5063960-0-image
Bwana joen kynästä: heinäkuuta 2016
Dinosaurs: Why did 'T. rex' have such tiny arms?, Science
What are some cool facts about the t-Rex : r/Dinosaurs
Bwana joen kynästä: heinäkuuta 2016
They may look ridiculous, but T. Rex's tiny arms actually served
The 120-year search for the purpose of T. rex's arms
Dinosaurs: Why did 'T. rex' have such tiny arms?, Science
Bwana joen kynästä: heinäkuuta 2016