Mammals were long thought to have evolved nocturnal lifestyles as a way to co-exist with dinosaurs, but new research finds that nighttime behavior may have evolved 100 million years earlier than mammals did.
The rest of the story
livescience.com
Mammals were long thought to have evolved nocturnal lifestyles as a way to co-exist with dinosaurs, but new research finds that nighttime behavior may have evolved 100 million years earlier than mammals did.
The rest of the story
livescience.com
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