Wombats basically have a shield on their butts, composed of four fused back bones or plates covered in cartilage, fat, thick skin, and fur. They use their butts as a shield as they dive head first into their holes and plug them up. Male and female wombats also flirt by biting each other's bums.
Wombats basically have a shield on their butts, composed of four fused back bones or plates covered in cartilage, fat, thick skin, and fur. They use their butts as a shield as they dive head first into their holes and plug them up. Male and female wombats also flirt by biting each other's bums.