Atlantic mangrove fiddler crabs are found 200 miles north of their historic range, expanding due to warming ocean waters.

Fiddler crabs are fascinating crustaceans with unique behavior, so no wonder they have found their way into our homes. These active little guys love spending time in the water and enjoy burrowing and ...

David Johnson: So in 2014, we were on a muddy bank in the marsh up here in Massachusetts, and I saw this small crab scuttle across the mud bank and pop into a hole. And so I dug out the crab, and it ...

Add Yahoo as a preferred source to see more of our stories on Google. It's spawning season. That means you might start to spot blue land crabs around this time of year as the female crabs venture out ...

The St. Johns River is a crabby kind of place, meaning that there are a number of crab species other than the popular and personal favorite, the blue crab, present in the river. Most of them are small ...

This story was originally produced by the New Hampshire Bulletin, an independent local newsroom that allows NHPR and other outlets to republish its reporting. David Johnson had been working in the ...