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Definitions from WordNet

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Genus Uca

Definition:

The genus Uca refers to a group of small crabs commonly known as fiddler crabs. They are characterized by one significantly larger claw, which the male uses to attract mates and communicate with other crabs.

Senses:

1. Noun: A taxonomic classification level below family but above species, used to group fiddler crabs.
2. Noun: Any one of the dozens of species of fiddler crabs belonging to the genus Uca.

Sample sentences:

• The genus Uca consists of over 100 different species of fiddler crabs.
• Males of the genus Uca have a strikingly larger claw than females, which they use for courtship rituals.
• The biodiversity of the genus Uca makes them an interesting subject for scientific research.
• The local fishermen catch Uca crabs early in the morning for their daily livelihood.
• Exploring the unique behaviors of Uca crabs in their natural habitat can be a fascinating experience.

Related products:

You can find various books about fiddler crabs and their genus Uca on Amazon:

• Fiddler Crabs on Amazon
• Genus Uca Crabs on Amazon