Which animal wins the prize for the densest fur on the planet? The sea otter. One million hairs per square inch. That’s more hair than on a black lab dog. All that hair means extra warmth–and work–for sea otters. Let me explain.
Which animal wins the prize for the densest fur on the planet? The sea otter. One million hairs per square inch. That’s more hair than on a black lab dog. All that hair means extra warmth–and work–for sea otters. Let me explain.