What Happened to the Dinosaurs?

Introduction References & Edit History Related Topics

Images & Videos

Three parasaurolophus dinosaurs walk along a rocky beach near the water, with two pterosaurs flying overhead and a small mammal sitting on the sand watching them.

Map of the northern Yucatan Peninsula in Mexico highlighting the location and circular outline of the Chicxulub crater, which is about 180 kilometers in diameter and partly extends into the Gulf of Mexico. The map also shows nearby cities such as Merida, Cancun, Campeche, and Playa del Carmen, as well as international borders with Belize and Guatemala. An inset globe marks the region's location in the Americas.

Illustration showing a massive asteroid above a city map with a dinosaur silhouette for scale, highlighting the asteroid's size compared to major urban areas.

What Happened to the Dinosaurs?: References & Edit History

Article Contributors

Primary Contributors

Don Vaughan
Don Vaughan is a freelance writer based in Raleigh, North Carolina.

Other Encyclopedia Britannica Contributors

Article History

Type	Description	Contributor	Date
	Added media.	Rick Livingston	Sep 29, 2026
	Media added.	Meg Matthias	Mar 25, 2026