Adult great egret (Ardea alba egretta) feeding at low tide in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America
Feet of Red rock crab (Grapsus grapsus) cling to volcanic rock, family of marsh crabs (Grapsidae), island Floreana, Galapagos Islands, Ecuador, South America
Red rock crab (Grapsus grapsus), also known as Sally Lightfoot, Floreana Island, Galapagos, Ecuador, South America
Red rock crab (Grapsus grapsus), also known as Sally Lightfoot, Floreana Island, Galapagos, Ecuador, South America
Red rock crab (Grapsus adscensionis), Tenerife, Spain, Europe
Red rock crab (Grapsus adscensionis), Tenerife, Spain, Europe
Red rock crab (Grapsus adscensionis), Tenerife, Spain, Europe
[DC] Indonesia, Fiddler crab (Uca) in mangrove forest.