Hermit crabs are best known for using snail shells to protect their fleshy, shell-less bodies. But one group of hermit crabs uses a cozier type of protection: a sea anemone.

The University of Washington is asking Washingtonians to help create the largest-ever single-day data set of crab molts collected in the state on Thursday. The Salish Sea-wide “Molt Blitz ...

That said, a soft-shell crab has all the same parts that a regular crab does: carapace, claws, legs, eyes, mouth, gills, organs, and so on. Distinct characteristics will vary from species to species.

Horseshoe crab ancestors first appeared in the fossil record 450 million years ago. But climate change and harvesting are ...

So far, only one Mazu’s porter crab has been found on bamboo coral about 2,900 feet below the surface of the South China Sea, the study said. The South China Sea is a contested body of water in ...