Abstract: Scientists built a working model of an early winged dinosaur to test a hypothesis about how the appendages evolved.
Lead Paragraph:
The origin of bird wings has long presented a puzzle to paleontologists: Why did these structures develop in the age of the dinosaurs? And what were some of the earliest wings used for, if not for flight?
Source: The New York Times
Category: Science
Sub Category:
2024-01-25T16:00:14+0000
By Asher Elbein