The most popular scientific understanding is that a (x) mile wide meteorite hit the earth near the Yucatan Peninsula in the Gulf of Mexico, but even this is still a contested theory and is far from fact.
inb4 birds are descendants of dinosaurs so they're not technically extinct
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afanoflafear
Bec Rizk ❤️ - old
Disregard the [url=http://i.imgur.com/Thqap5O.png]city lights[/url].