- Dinosaurs weren’t going extinct before the asteroid strike Live Science
- Why Did the Dinosaurs Die Out? – Causes & Dates History Channel
- Dinosaurs’ apparent decline prior to asteroid may be due to poor fossil record, say researchers Phys.org
- Rethink of fossils hints dinosaurs still thrived before asteroid hit New Scientist
- Were the dinosaurs already on the decline before asteroid strike 66 million years ago? cosmosmagazine.com
