close up of beautiful mangrove crab feeding on mudflats during low tide. mangrove crab, a small colorful crab, living on mudflats

animal aquatic arthropoda atlantic beach big claw closeup colorful crab crawl environment estuary fiddler forest forests ghost hole mangrove marine marsh mud muddy mudflat natural nature nipper orangeclaw outdoor portrait purple red river sand sea shell shore sludge small swamp tide travel tropical vacation walk water wetland wild wildlife