A parade of mangroves and now, crabs, are heading north. Atlantic mangrove fiddler crabs have been found nearly 200 miles further from their historic northern limit in Jacksonville, Fla., according to ...

Add Yahoo as a preferred source to see more of our stories on Google. In this July 18, 2011 photo, a giant blue land crab moves through the grass, at Montgomery Botanical Center, in Coral Gables, Fla.

That means you might start to spot blue land crabs around this time of year as the female crabs venture out to sea to release their eggs, a time period called spawning season that lasts from June to ...

The research underscores growing concerns about how ultra-small plastic particles move through marine ecosystems and into foods people rely on. Researchers studying mangrove forests in Colombia found ...

The crabs are part of a larger poleward migration of tropical species driven by warming ocean temperatures. While associated with mangroves, the crabs have expanded beyond the trees' new range into ...