Coconut crabs are the world’s largest land-dwelling arthropods, growing over three feet long and weighing up to nine pounds, with claws strong enough to crack coconuts and exert force greater ...

One onlooker said her son counted 52 robber crabs — also known as coconut crabs — trying to ... the robber crab is the biggest land crustacean in the world and can weigh up to 9 pounds and ...