By Nicholas St. Fleur
The asteroid that smashed into the Earth near Chicxulub, Mexico, some 66 million years ago annihilated the dinosaurs and obliterated about 75 percent of all plant and animal species on Earth. The devastation affected insects living thousands of miles north and south of the impact zone as well.
In western North America, earlier research found that it took nine million years for ancient insects to recover from the extinction event. But on the other side of the world, in South America’s Patagonia region, new findings suggest that the insects bounced back twice as fast.
Scientists don’t know why the two regions rebounded at different rates, but studies of fossilized leaves with nibbles and bite marks from insects showed evidence of Patagonia’s speedier recovery.
Continue reading by clicking the name of the source below.