A grizzly bear can smell a human from 18 miles away. Jumping spiders can see colors beyond normal range that humans do. And some birds can fly across world using earth’s magnetic fields as a guide. But what about humans?
A grizzly bear can smell a human from 18 miles away. Jumping spiders can see colors beyond normal range that humans do. And some birds can fly across world using earth’s magnetic fields as a guide. But what about humans?