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Nicholas St. Fleur

Articles written by the author

Kenya The New York Times world
19 Aug 2024

Colorado Fossils Show How Mammals Raced to Fill Dinosaurs' Void

Some 66 million years ago, mammals caught their lucky break. An asteroid crashed into what is now Chicxulub, Mexico, and set off a catastrophic chain of events that led to the annihilation of nonavian dinosaurs. That day began their furry ascension to the top of a brave new world, the one from which our species would one day emerge. But little is known about the time period directly after the Cretaceous-Paleogene extinction, or K-Pg event, because the fossil record is lacking.
Colorado Fossils Show How Mammals Raced to Fill Dinosaurs' Void