Results 51 to 60 of about 8,513 (255)

No compromise between metabolism and behavior of decorator crabs in reduced pH conditions. [PDF]

open access: yes, 2019
Many marine calcifiers experience metabolic costs when exposed to experimental ocean acidification conditions, potentially limiting the energy available to support regulatory processes and behaviors. Decorator crabs expend energy on decoration camouflage
Graeve, Olivia A   +3 more
core   +3 more sources

Patterns of Activity Expressed by Juvenile Horseshoe Crabs [PDF]

open access: yes, 2013
Adult American horseshoe crabs, Limulus polyphemus, possess endogenous circadian and circatidal clocks controlling visual sensitivity and locomotion, respectively.
Chabot, Christopher C.   +3 more
core   +2 more sources

Species Diversity of Fiddler Crabs (Uca spp.) in the Mangrove Ecosystem of Duta Coastal, Probolinggo Regency, East Java

open access: yesJurnal Kelautan Tropis
Fiddler crab (Uca spp.) belongs to the Order Decapoda and Family Ocypodidae, which live by making burrows in the substrate between mangrove plants. The presence of fiddler crabs plays an important role in mangrove ecosystems, which can increase sediment ...
Rendy Setiawan   +4 more
doaj   +1 more source

Estimating the size of Uca tangeri (Crustacea: Ocypodidae) without massive crab capture

open access: yesScientia Marina, 2000
Uca tangeri (Eydoux, 1835) is the only species of fiddler crab that occurs in Portugal, where it mainly inhabits salt marshes in the south and southwest coasts.
R. Lourenço, J. Paula, M. Henriques
doaj   +1 more source

Rhythms of Locomotion Expressed by Limulus polyphemus, the American Horseshoe Crab: I. Synchronization by Artificial Tides [PDF]

open access: yes, 2008
Limulus polyphemus, the American horseshoe crab, has an endogenous clock that drives circatidal rhythms of locomotor activity. In this study, we examined the ability of artificial tides to entrain the locomotor rhythms of Limulus in the laboratory.
Chabot, Christopher C.   +2 more
core   +2 more sources

Multimodal communication in courting fiddler crabs reveals male performance capacities [PDF]

open access: yes, 2017
Courting males often perform different behavioural displays that demonstrate aspects of their quality. Male fiddler crabs, Uca sp., are well known for their repetitive claw-waving display during courtship.
Backwell, Patricia R. Y.   +2 more
core   +1 more source

Fiddler Crabs: Ecosystems-Organisms-Molecules [PDF]

open access: yesAmerican Zoologist, 1984
Organisms live in a complex environ? ment which consists of numerous abiotic and biotic factors. To survive and flourish, organisms must be functionally adapted to respond to any of these factors acting inde? pendently or in combination with one or more other factors. Simplistically, this rela?
openaire   +1 more source

Why do fiddler crabs build chimneys? [PDF]

open access: yesBiology Letters, 2008
Chimneys are mud mounds built by fiddler crabs that encircle the entrance to their burrow. Their function in many species is unknown. In Uca capricornis , crabs of both sexes and all sizes build chimneys, but females do so disproportionately more often.
Slatyer, R   +3 more
openaire   +3 more sources

Population Ecology of the Fiddler Crab Uca spp. in Punta, Baybay City, Leyte

open access: yesAnnals of Tropical Research, 2015
A study on the population of the fiddler crabs, Uca spp. was conducted to determine their abundance, density, sex ratio, frequency and distribution pattern in the mangrove area of Punta, Baybay City, Leyte.
Kalvin Jay G. Boregon   +1 more
doaj   +1 more source

The Role of Adult Fiddler Crab Environmental Acoustic Cues and Chemical Cues in Stimulating Molting of Field-Caught Megalopae [PDF]

open access: yes, 2017
In mid-Atlantic estuaries, three fiddler crab species, Uca pugilator, Uca pugnax and Uca minax co-occur, with their adults occupying different habitat types distinguished by salinity and sediment size.
Piniak, Wendy Dow   +3 more
core   +1 more source

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