How a Massive Asteroid Strike Helped Frogs Inherit the Earth

Frogs have been around for nearly 200 million years, but it wasn’t until a 10-mile-wide asteroid struck our planet, wiping out three-quarters of all life on Earth—including the dinosaurs—that these crafty amphibians were able to make their big evolutionary move, according to new research.

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via Gizmodo http://ift.tt/2sGq6PI

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