Results 11 to 20 of about 32,898 (207)

Synchronous waving in fiddler crabs: a review. [PDF]

open access: yesCurr Zool, 2019
Many animals that use acoustic communication synchronize their mate attraction signals: individuals precisely time their calls to overlap those of their neighbors. In contrast, synchrony in the mate attraction displays of species with visual/motion-based
Backwell PRY.
europepmc   +6 more sources

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

open access: yesRoyal Society Open Science, 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.
Sophie L. Mowles   +2 more
doaj   +4 more sources

Fiddler crabs (Afruca tangeri) detect second-order motion in both intensity and polarization [PDF]

open access: yesCommunications Biology
Motion vision is vital for a wide range of animal behaviors. Fiddler crabs, for example, rely heavily on motion to detect the movement of avian predators.
Samuel P. Smithers   +4 more
doaj   +3 more sources

The visual ecology of fiddler crabs

open access: yesJournal of Comparative Physiology A, 2015
With their eyes on long vertical stalks, their panoramic visual field and their pronounced equatorial acute zone for vertical resolving power, the visual system of fiddler crabs is exquisitely tuned to the geometry of vision in the flat world of inter ...
Hemmi, Jan, Zeil, Jochen
core   +4 more sources

Phylogenetic patterns and the adaptive evolution of osmoregulation in fiddler crabs (Brachyura, Uca). [PDF]

open access: yesPLoS ONE, 2017
Salinity is the primary driver of osmoregulatory evolution in decapods, and may have influenced their diversification into different osmotic niches. In semi-terrestrial crabs, hyper-osmoregulatory ability favors sojourns into burrows and dilute media ...
Samuel Coelho Faria   +3 more
doaj   +2 more sources

Canal Construction Disrupts Camouflage in Two Sympatric Estuarine Crab Species. [PDF]

open access: yesEcol Evol
Estuarine ecosystems provide essential habitats for fiddler crabs, whose survival heavily relies on background‐matching camouflage. Anthropogenic modifications such as canal construction can alter the visual properties of these habitats, yet direct empirical evidence of their impact on crustacean camouflage remains limited.
Huang Y   +6 more
europepmc   +2 more sources

A Methodological Case Study for Integrating Virtual Reality and 3D Photogrammetry: A Pilot Digital Platform for Exploring Mangrove Environments. [PDF]

open access: yesEcol Evol
This study presents a methodological prototype that demonstrates the potential of integrating virtual reality and 3D photogrammetry to address the logistical and safety challenges inherent in exploration within sensitive habitats, with particular focus on mangrove ecosystems.
Ng TPT   +6 more
europepmc   +2 more sources

Determination of key environmental factors responsible for distribution patterns of fiddler crabs in a tropical mangrove ecosystem. [PDF]

open access: yesPLoS ONE, 2015
In tropical regions, different species of fiddler crabs coexist on the mangrove floor, which sometimes makes it difficult to define species-specific habitat by visual inspection.
Mohammad Mokhtari   +3 more
doaj   +2 more sources

Claw Waving for Sex: An Inquiry-Based Lab to Teach Sexual Dimorphism and Behavior in Fiddler Crabs [PDF]

open access: yesJournal of Microbiology & Biology Education, 2018
We designed a three-week guided inquiry-based lab for non-biology majors revolving around the ideas of sexual dimorphism, selection, and behavior, using fiddler crabs (Uca pugilator) as a model.
Aakanksha Angra   +2 more
doaj   +2 more sources

Contextual cross-referencing of species names for fiddler crabs (genus Uca): an experiment in cyber-taxonomy. [PDF]

open access: yesPLoS ONE, 2014
Cyber-taxonomy of name usage has focused primarily on producing authoritative lists of names or cross-linking names and data across disparate databases. A feature missing from much of this work is the recording and analysis of the context in which a name
Michael S Rosenberg
doaj   +2 more sources

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