WASHINGTON (Reuters) - It may not be wise to get into a scrap with a coconut crab. Its claw is a mighty weapon. Scientists on Wednesday said they measured the pinch strength of this large land crab ...

The coconut crab (Birgus latro) is a species of terrestrial hermit crab. The crab is big, the largest land-living arthropod in the world, with a body length of up to 40 centimeters (16 inches). The ...

A close-up of a coconut crab on Palmyra Atoll National Wildlife Refuge. Laura Beauregard U.S. Fish and Wildlife Service The largest hermit crabs on the planet cannot help but attract speculation and ...

A big coconut crab snaps its outsized left claw as hard as a lion can bite, new measurements suggest. So what does a land crab the size of a small house cat do with all that pinch power? For starters, ...