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The Cretaceous–Paleogene (K–Pg) extinction event, [a] also known as the Cretaceous–Tertiary (K–T) extinction, [b] was the mass extinction of three-quarters of the plant and animal species on Earth [2][3] approximately 66 million years ago. The event caused the extinction of all non-avian dinosaurs.
A study aiming to quantify the habitat of latest Cretaceous North American dinosaurs, based on data from fossil occurrences and climatic and environmental modelling, and evaluating its implications for inferring whether dinosaur diversity was in decline prior to the Cretaceous–Paleogene extinction event, was published by Chiarenza et al ...
15 April 2022. (2022-04-15) Dinosaurs: The Final Day with David Attenborough (titled Dinosaur Apocalypse in the U.S.) is a British documentary programme that aired on BBC One on 15 April 2022. Presented by David Attenborough, the documentary follows the final days of non-avian dinosaurs through the Cretaceous–Paleogene extinction event.
We knew that an asteroid heralded the end of the age of the dinosaurs. Now researchers say they have discovered a key element in their extinction Scientists believe they have finally uncovered ...
The oldest grape seed fossils found so far were unearthed in India and date back 66 million years, to about the time of the dinosaurs’ demise. “We always think about the animals, the dinosaurs ...
Alvarez hypothesis. The Alvarez hypothesis posits that the mass extinction of the non-avian dinosaurs and many other living things during the Cretaceous–Paleogene extinction event was caused by the impact of a large asteroid on the Earth. Prior to 2013, it was commonly cited as having happened about 65 million years ago, but Renne and ...
More than 2,000 people died of COVID in July — a high number but a small fraction of the at least 25,700 COVID deaths in July 2020. Partial immunity built up through vaccines and prior ...
ISBN. 978-0-06-249043-8. The Rise and Fall of the Dinosaurs: A New History of a Lost World is a 2018 book by paleontologist Steve Brusatte. The book chronicles the evolution of dinosaurs, their rise as the dominant species, and ends with an account of their extinction from the Chicxulub asteroid. It also includes a discussion of the evolution ...