Wavy Whiskers Make Seals Incredible Hunters

They may look cute and cuddly, but seals are some incredibly ferocious and impressive hunters, gliding silently through the water only to snap their sharp teeth around an unsuspecting fish. More amazing still, even in the low visibility of murky water, they can hunt their food with frightening precision. How do they do it? Wavy facial hair, it turns out, can be a predators' secret weapon.