Fossilized Trisauropodiscus tracks from more than 210 million years ago (marked with 4 cm scale) compared to modern bird tracks from March 2018 (marked with 3 cm scale) Abrahams et al. under CC-BY 4.0 ...
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How to Identify a Greater Roadrunner Bird
What Does a Greater Roadrunner Bird Look Like? If you’ve spotted a greater roadrunner, you’re not likely to mistake it for anything else. Often seen running near roads and paths, it cuts a ...
The shared history of birds and dinosaurs is well-established, but exactly how true birds evolved during the Mesozoic is a bit of a mystery. Adding to this conundrum are fossilized footprints of ...
About a decade ago, Mary Taylor Young and her husband were pulling into the driveway of their cabin, a property nestled at 6,700 feet, in southern Colorado. Suddenly, they saw a face that they weren’t ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Three-toed fossil ...
When a large asteroid hit Earth 66 million years ago, not all the dinosaurs went extinct. Birds, feathered dinosaurs that have thrived since the Jurassic, survived—and some of these birds were more ...
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