Egg-eating humans helped drive Australia’s ‘thunder bird’ to extinction | Science
Fifty thousand years ago, Australia was populated by big birds—really big birds. One of them, known as mihirunga, or the “thunder bird,” was six times the size of a modern emu; it may have weighed in at 250 kilograms and stood more than 2 meters tall. But the giant Genyornis newtoni disappeared 45,000 years ago, and researchers have long puzzled over whether human hunters or climate change was the culprit. Now, a new analysis of ancient eggshells—the leftovers of a prehistoric…