Fiddler Crab

Male fiddler crabs, like this one collected on Moorea, wave their enlarged claw as way of signaling to other crabs, especially during mating season. Learn more about the Island of Moorea in the Pacific Ocean, including its biodiversity and the scientific effort to catalog all the life found on its land and in its waters.

Male fiddler crabs, like this one collected on Moorea, wave their enlarged claw as way of signaling to other crabs, especially during mating season.
Joseph Poupin, Institut de Recherche de l'Ecole Naval

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