Your lungs are working overtime right now — probably without you even thinking about it. But the system powering every single breath you take? It’s nearly 290 million years old. A jaw-dropping fossil discovery in an unlikely place just revealed exactly how that system first evolved, and honestly, the details are wild.
Two specimens of an early reptile called Captorhinus — roughly the size of a bearded dragon, for anyone who’s been on reptile TikTok — were found partially “mummified” inside an Oklahoma cave.
Mummified Reptile Fossils Discovered With Skin and Cartilage Intact
Mineral-rich water...
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