Definition of fiddler crab in English:

fiddler crab


  • A small amphibious crab, the males of which have one greatly enlarged claw which they wave in territorial display and courtship.

    Genus Uca, family Ocypodidae

    • ‘Decapods are known for elaborate courtship displays, such as those demonstrated by the fiddler crab.’
    • ‘Increased male sensitivity to pesticides has also been noted in the fiddler crab, Uca pugilator.’
    • ‘The male fiddler crab bangs territorial warnings into the sand with its oversized claw.’
    • ‘Field caging experiments used to investigate possible competitive interactions between these two species indicated that the presence of the Asian crab had no effect on burrow utilization by the fiddler crab.’
    • ‘Male fiddler crabs have one claw much larger than the other, which they use to signal to each other.’
    • ‘Almost a century ago, Zeleny removed the eyestalks from the fiddler crab, Uca pugilator, and observed a dramatic shortening of the molt interval (length of time between molts).’
    • ‘The male fiddler crab, Uca pugilator, drums the ground with his large chela during courtship, especially at night when waving the chela is ineffective as a signal.’
    • ‘The African fiddler crab, Uca tangeri, is familiar to the inhabitants of Cadiz.’
    • ‘It is unlikely, therefore that patterns of habitat use by the salt marsh fiddler crab, Uca pugnax, in the northeast will be significantly affected by the recent introduction of the Asian crab, H. sanguineus.’
    • ‘In a strong sense, then, a fiddler crab's frame of reference - the equator and prime meridian of its entire world - is centered on its burrow.’
    • ‘‘As far as I know, no other species has been observed sampling nearly as many candidates as the California fiddler crab,’ she said in a statement.’
    • ‘Trips to fiddler crab colonies at feeding time are popular, and the rangers can identify most plants and waterbirds (in addition to defunct factories and rusting-car species).’
    • ‘The smallest U. minax male observed to capture a droving fiddler crab had a carapace width of 18.0 mm.’
    • ‘In the fiddler crab Uca pugilator, limbs that are lost due to injury or predation and as a result of the reflexive autotomy response, can be regenerated completely during a single intermolt cycle.’
    • ‘Medium-sized terrapins still relied on small snails but apportioned more of their diet among large snails, blue crabs, and fiddler crabs.’
    • ‘Foot-drumming of banner-tailed kangaroo rats and the chela drumming of the male fiddler crab are percussion-induced seismic signals.’
    • ‘Well documented in vertebrates, this so-called selfish herd effect has now been reported for an invertebrate, the fiddler crab.’
    • ‘Males of the fiddler crab Uca musica sometimes build sand hoods at the entrances of their burrows, to which they attract females for mating with claw waving and other displays.’
    • ‘Milt published his first abstract in 1950, a study of the diurnal locomotor rhythm in the fiddler crab, Uca pugilator,.’
    • ‘In at least one Central American fiddler crab species, U. musica, the male exploits that visual shortcut to trap a mate.’