Dinosaurs roamed the northern hemisphere millions of years earlier than previously thought, according to new analysis of the oldest North American fossils
January 07, 2025
January 07, 2025
MADISON, Wisconsin, Jan. 7 -- The University of Wisconsin Madison campus issued the following news:
An artist's rendering shows how Ahvaytum bahndooiveche may have appeared in a habitat dating to around 230 million years ago. Illustration by Gabriel Ugueto
How and when did dinosaurs first emerge and spread across the planet more than 200 million years ago? That question has for decades been a source of debate among paleontologists faced with fragmented fossil recor . . .
An artist's rendering shows how Ahvaytum bahndooiveche may have appeared in a habitat dating to around 230 million years ago. Illustration by Gabriel Ugueto
How and when did dinosaurs first emerge and spread across the planet more than 200 million years ago? That question has for decades been a source of debate among paleontologists faced with fragmented fossil recor . . .