1112-9184 - Adult flame-backed fiddler crab (Tubuca flammulain), Porosus Creek, Frederick Harbor, Kimberley, Western Australia, Australia, Pacific

1387-184 - Hairy squat lobster (Lauriea siagiani) amongst a pink and orange colored sponge, Tulamben, Bali, Indonesia, Southeast Asia, Asia

832-396289 - Red rock crab (Grapsus adscensionis), Tenerife, Spain, Europe

832-396290 - Red rock crab (Grapsus adscensionis), Tenerife, Spain, Europe

832-389771 - Red rock crab (Grapsus grapsus), also known as Sally Lightfoot, Floreana Island, Galapagos, Ecuador, South America

832-389773 - Red rock crab (Grapsus grapsus), also known as Sally Lightfoot, Floreana Island, Galapagos, Ecuador, South America

1116-48819 - Two Sally Lightfoot crabs (Grapsus grapsus) splashed by wave, Galapagos Islands, Ecuador

1320-80 - Fiddler Crab on a rocky beach, Isabela Island, Galapagos, Ecuador, South America

1320-79 - A line of Fiddler Crabs on a rocky beach, Isabela Island, Galapagos, Ecuador, South America

1320-78 - Fiddler Crab on a rocky beach, Isabela Island, Galapagos, Ecuador, South America

1116-46971 - Spotted Porcelain Crab (Porcellana Sayana) On Top Of Anenome, Moalboal, Cebu, Central Visayas, Philippines

1116-46566 - Painted Crab (Ocypode Gaudichaudii), Galapagos Islands, Ecuador

1112-4392 - Ghost crab (Ocypode spp), near burrow on Sand Dollar Beach, Magdalena Island, Baja California Sur, Mexico, North America

1116-44908 - Adult Sally Lightfoot Crab (Grapsus Grapsus) Under Grey Rock, Galapagos Islands, Ecuador

1116-44839 - Sally Lightfoot Crab (Grapsus Grapsus) Perched On Wet Rock, Galapagos Islands, Ecuador

1116-44857 - Two Sally Lightfoot Crabs (Grapsus Grapsus) On Black Rock, Galapagos Island, Ecuador

832-383748 - Feet of Red rock crab (Grapsus grapsus) cling to volcanic rock, family of marsh crabs (Grapsidae), island Floreana, Galapagos Islands, Ecuador, South America

1116-39732 - This species of coral hermit crab (Paguritta sp) is well known, but still awaiting a name from biologists. It lives in a hole in hard coral and traps passing plankton in it's feathery antennae, Yap, Micronesia

1116-39939 - An Imperial commensal shrimp (Periclimenes imperator), photographed at night on the Spanish dancer nudibranch (Hexabranchus sanguineus), that it calls home, Philippines

1116-39716 - The Hairy Squat Lobster (Lauria slagiani) is found alone, and in pairs, on the outside of barrel sponges belonging to the genus Xestospongia. They are tiny (one centimeter across) and difficult to find on the folds of the sponge, Philippines

1116-39729 - Both a Crinoid Commensal Shrimp (Periclimenes cornutus) and a Crinoid Squat Lobster (Allogalathea elegans) on a crinoid. These tiny crustaceans are commensal on crinoids or feather stars and take their color from the host, Philippines

1116-39719 - A Slender Spongegoby (Phyllogobius platycephalops) and two different species of crabs. Attached to the goby are several parasites with egg cases, that will likely prove fatal over time. Many species live on the convuluted surface of this sponge, Philippin

1116-39944 - Bug-eye Squat Lobster (Neomunida olivarae), also known as a colored squat lobster or the google-eyed fairy crab, Dumaguete, Philippines

832-376827 - Crab pincers on a plate

1116-31908 - Hawaii, Yellow spotted guard crab (trapezia flavopunctata) tucked within antler coral (pocillopora eydouxi).

1116-34658 - [DC] Indonesia, Fiddler crab (Uca) in mangrove forest.

1116-38212 - Hawaii, Close-up seven-eleven crab (Carpilius maculatus) top view on coral

1116-30100 - Mexico, Cabo San Lucas, Baja California Sur, Crab walking on railing in sunset.

1103-149 - Orangutan crab (Achaeus japonicus), Sulawesi, Indonesia, Southeast Asia, Asia

1112-31 - Sally lightfoot crab (Grapsus grapsus), Fernandina Island, Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America

908-122 - Velvet Swimming Crab (Necora puber) in anemone. Babbacombe, Torquay, South Devon, UK Restricted resolution (Please contact us). (RR)

908-123 - Common Spider Crab (Maja squinado) Babbabcombe, Torquay, South Devon, UK (RR)

978-141 - Sally lightfoot crab (Grapsus grapsus). Galapagos.

978-143 - Sally lightfoot crab (Grapsus grapsus). Galapagos. (rr)

978-142 - Sally lightfoot crab (Grapsus grapsus). Galapagos.

1015-314 - Spider crab. (rr)

970-470 - Knobbly Hermit Crab (Dardanus megistos), crab appearing out of shell showing all legs and claws, orange/red in colour, Tahiti, French Polynesia

911-781 - Shore crab at Drumbeg in Assynt, Scotland, United Kingdom, Europe

911-782 - Shore crab at Drumbeg in Assynt, Scotland, United Kingdom, Europe