1387-1399 - Porcelain Crab on its anemone, Papua New Guinea.

1387-1393 - Crab-eyed Goby displaying its colorful fins, Papua New Guinea.

1387-1326 - Close-up of a red Hermit Crab, Bonaire, Caribbean Netherlands.

1387-1115 - Pink hairy squat lobster (Lauriea siagiani) inside a pink barrel sponge, Lembeh Strait, Bitung, North Sulawesi, Indonesia.

1382-3245 - Crab, Tsarabanjina island, Mitsio archipelago, Republic of Madagascar, Indian Ocean

1112-11507 - Caribbean land hermit crab (Coenobita clypeatus), Half Moon Caye, UNESCO, Mesoamerican Barrier Reef, Belize

1112-11506 - Caribbean land hermit crab (Coenobita clypeatus), Half Moon Caye, UNESCO, Mesoamerican Barrier Reef, Belize

1358-609 - Sally Lightfoot Crab (Red Rock Crab) in the Galapagos Islands, UNESCO, Eucador

1112-10984 - Sally lightfoot crab (Grapsus grapsus) in the littoral of the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

1112-10231 - Little nipper crab (Geograpsus grayi), at night on the Volivoli Resort grounds on Viti Levu, Fiji, South Pacific, Pacific

1387-827 - Arrow crab on a sea fan, Belize.

1387-819 - Goby with a hermit crab, Australia.

1387-480 - Symbiotic anemones cover the shell of a hermit crab, Dardanus pedunculatus, in Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for both its amazing marine biodiversity as well its infamous dragons.

1387-304 - A hermit crab crawls across a reef in Raja Ampat, Indonesia. This remote, tropical region is home to extraordinary marine biodiversity.

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

1387-164 - Spotted porcelain crab (Neopetrolisthes maculatus) in anemone, Gorontalo, Sulawesi Indonesia, Southeast Asia, Asia

1387-66 - A flame tip hermit crab (Calcinus minutus), found in branching hard coral, Yap, Micronesia, Pacific

1387-63 - A harlequin swimming crab (Lissocarcinus laevis), lives with this sea anemone in symbiosis, Philippines, Southeast Asia, Asia

1387-51 - The porcelain crab (Neopetrolisthes maculatus), commensal in sea anemones, Philippines, Southeast Asia, Asia

860-291145 - Two marine iguanas (Amblyrhynchus cristatus) are sitting on the rocks against the backdrop of the surf. Galapagos Islands. Pacific Ocean. Ecuador.

860-289858 - Great hermit crab (Dardanus arrosor). Santa Maria Island, Azores, Portugal, Atlantic Ocean

860-290061 - Porcelain crab (Neopetrolisthes oshimai) on its green anemone, Raja Ampat, Indonesia

860-290093 - Hermit crab, Dardanus calidus, Mitigliano cave, Marine Protected area Punta Campanella, Massa Lubrense, Penisola Sorrentina, Costa Amalfitana, Italy, Tyrrhenian Sea, Mediterranean

1350-2316 - Crab preying on dead portuguese man-of-war, Physalia physalis, Praia do Forte, Bahia, Brazil (South Atlantic)

860-288231 - Swimming crab (Cronius ruber). Newly cited species in the Canary Islands (2015). Due to its large number of observations it is considered invasive. Marine invertebrates of the Canary Islands, Tenerife.

860-287762 - Johngarthia planata on Clipperton Island

860-287562 - A small Red-Spotted Guard Crab (Trapezia tigrina) keeper of the corals of the bateau pass, Mayotte

860-287241 - Red-Spotted Guard Crab (Trapezia tigrina) female with eggs, sheltered in a branchy coral, Mayotte

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

1116-39719 - 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

860-282721 - Coral hermit crab and Coral polyps, Haapai Tonga

860-282503 - Porcelain Crab on Soft Coral, Raja Ampat Indonesia

860-286221 - Portrait of Helmet Crab on reef, Pacific Ocean Alaska USA

860-286251 - Butterfly crab on reef, Alaska Pacific Ocean

860-286256 - Pacific red hermit crab on reef, Alaska Pacific Ocean

860-286282 - Puget Sound king crab, Alaska Pacific Ocean

860-285388 - Belcher's gull with crab in its beak, Paracas Peru

860-286220 - Helmet Crab mating on reef, Pacific Ocean Alaska USA

860-285005 - Great Black-backed Gulls with a comb in the beak, France

860-286290 - Hermit crab on Pacific Giant Octopus, Alaska

860-282722 - Porcelain crab in anemone, Haapai Tonga

860-286281 - Portrait of Puget Sound king crab, Alaska Pacific Ocean

860-286283 - Paws of Puget Sound king crab, Alaska Pacific Ocean

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.

1116-31901 - Indonesia, Pura Island, Porcelain crab (neopetrolisthes maculata) on an anemone.

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.

1116-33432 - Hawaii, Big Island, Hawaiian Hawk I'o (Buteo solitarius), perched on wall with a crab.

832-35201 - Oxeye Daisy (Leucanthemum vulgare) and crab spider (Misumena vatia)

934-147 - Close up of crab (species currently unidentified)

1015-295 - Crab species.

832-11684 - mantis shrimp, Odontodactylus scyllarus.

832-9058 - Goldenrod Crab Spider (Misumena vatia), female, Lake Riedener, Lech Valley, Ausserfern, Tyrol, Austria, Europe

832-9056 - Goldenrod Crab Spider (Misumena vatia), Pillberg, Tyrol, Austria, Europe

832-9057 - Goldenrod Crab Spider (Misumena vatia), Filz, Woergl, North Tyrol, Austria, Europe

832-11692 - mantis shrimp, Odontodactylus scyllarus.

796-1144 - Sally lightfoot crab (Grapsus grapsus) and marine iguana, Espinosa Point, Isla Fernandina (Fernandina Island), Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America

796-1113 - Sally lightfoot crab (Grapsus grapsus), Cormorant Point, Isla Santa Maria (Floreana Island), Galapagos Islands, Ecuador, South America