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The fiddler crab or calling crab may be any of more than one hundred species of semiterrestrial marine crabs in the family Ocypodidae, well known for their ...
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Fiddler crabs are small crustaceans with a distinctive enlarged claw. They live on beaches, mud flats and marshes throughout the Chesapeake Bay.

Fiddler crab

Animal
The fiddler crab or calling crab may be any of more than one hundred species of semiterrestrial marine crabs in the family Ocypodidae, well known for their sexually dimorphic claws; the males' major claw is much larger than the minor claw, while... Wikipedia
Scientific name: Uca
Phylum: Arthropoda
Ideal temperature: 75-85°F.
Domain: Eukaryota
Family: Ocypodidae
Kingdom: Animalia

Fiddler crabs are small, semi-terrestrial crabs are characterized by extreme cheliped asymmetry in males. They are most closely related to the Ocypode ...
Fiddler crabs are the most common crab in a salt marsh and they play an important role in the salt marsh community. They eat detritus (dead or decomposing plant ...
Fiddler crabs are intertidal animals that live in mangrove forests, tidal creeks, sandbars, mudflats or, occasionally, stone or boulder beaches.
Fiddler crabs often occur in large numbers on beaches in temperate to tropical regions of the world. They live in water-covered burrows up to 30 cm (about 1 ...
Fiddler crabs are true crabs in the infraorder Brachyura. The Brachyura are the most advanced of the decapods. The crab body is generally short, wide, and ...
Fiddler crabs have claws that differ between the sexes and are highly adapted for different uses. Female fiddlers have two small claws, both of which they use ...
Fiddler crabs are beetle-sized crustaceans that scurry sideways along some of the beaches and intertidal mudflats of New York City.
Fiddler crabs get their name from the male's large claw. They use the claw to defend their burrows and to attract mates.