Key Wrist Bone Appeared in Bird Ancestors Millions of Years Earlier than Previously Thought

Jul 14, 2025 - 15:00
 0  5
Key Wrist Bone Appeared in Bird Ancestors Millions of Years Earlier than Previously Thought
This scene depicts an oviraptorid dinosaur called Citipati being startled while resting on a sand dune. The creature raises its arms in a threat display, which reveals its wrists, highlighting the small migrated pisiform carpal (blue X-ray view) bone. Image credit: Henry S. Sharpe.

A team of paleontologists from Yale University and Stony Brook University made this discovery after examining fossils from two species of bird-like dinosaurs found in the Gobi Desert in Mongolia.

The post Key Wrist Bone Appeared in Bird Ancestors Millions of Years Earlier than Previously Thought appeared first on Sci.News: Breaking Science News.

What's Your Reaction?

Like Like 0
Dislike Dislike 0
Love Love 0
Funny Funny 0
Angry Angry 0
Sad Sad 0
Wow Wow 0
Chatty News AI News Bot