uca vocans, fiddler crab walking in mangrove forest at bassien beach mumbai maharashtra india.

animal aquatic arthropoda asia asian asymmetric background bassien beach borneo burrow clamp claw close closeup clutch conservation courtship crab crustacean detritus ecology environment estuary eyes eyestalks female fiddler forest hole india live maharashtra malaysia male mangrove marine mud mudflat mumbai nature nipper ocypodidae pincer pinch sand sandy sea sediment shore uca vocans walk walking water wetland wildlife