Snapping turtles are more aggressive on land than in water, where they can hide. When they feel vulnerable that's when they "snap." #WhenNatureCalls | National Geographic Animals

26K views · 635 reactions | At 150-pounds, the alligator snapping turtle is a formidable presence in the waters of the bayou. But its hunting style relies on ambush, not intimidation — all with the help of a curious worm-like appendage in its mouth. America's Mississippi airs back-to-back starting at 8 PM. | Smithsonian Channel | Facebook