These animals also have spines behind and in front of their short eye stalks. Males are larger than females and have larger chelipeds, the legs that hold their claws, though females have wider ...

They must dig into the earth with their front claws and use their strong front legs to pull themselves along, dragging their bellies across the ground. If caught on land, these animals have no ...

This contains the blood vessels that are needed to bring nutrients to the claw as it grows, and the quick also has nerve endings. These help animals to feel where their toes are as they walk ...