Results 51 to 60 of about 82,371 (292)

Spatiotemporal distribution and abundance of mangrove ecosystem engineers: burrowing crabs around canopy gaps [PDF]

open access: yes, 2015
The burrowing and feeding activities of fiddler and sesarmid crabs have considerable impacts on ecosystem functioning, accordingly they are considered ecosystem engineers.
Blamires, Sean J., Nobbs, Madeleine O.
core   +1 more source

07 Intern Assignment Biological Adaptations [PDF]

open access: yes, 2020
WELCOME to WINDOWS on the INQUIRY CLASSROOM! You have landed on a piece of a National Science Foundation Project (DUE 1245730) directed by Professor Chris Bauer, Chemistry Department, University of New Hampshire.
Bauer, Christopher F.
core   +1 more source

Predation risk modifies behaviour by shaping the response of identified brain neurons [PDF]

open access: yes, 2016
Interpopulation comparisons in species that show behavioural variations associated with particular ecological disparities offer good opportunities for assessing how environmental factors may foster specific functional adaptations in the brain.
Luppi, Tomas Atilio   +3 more
core   +1 more source

The functions of multiple visual signals in a fiddler crab

open access: yes, 2020
23 24 In many species, it is common for animals to have multiple signals within one channel of 25 communication. Multiple signals may, however, be inefficient if they are redundant in nature.
D. M. Perez, P. Backwell
semanticscholar   +1 more source

Burrow morphology of three species of fiddler crab (Uca) along the coast of Pakistan

open access: yesBelgian Journal of Zoology
Burrowing by crabs is an important component of their functional role in mangrove biotopes. The Fiddler crab (Uca) is one of the more conspicuous burrowing organisms in the mangrove areas of Pakistan.
N. Qureshi, N. Saher
semanticscholar   +1 more source

CHIMNEY BUILDING IN THE FIDDLER CRAB UCA ARCUATA [PDF]

open access: yesJournal of Crustacean Biology, 2000
Abstract The fiddler crab Uca arcuata (De Haan, 1835), which lives on intertidal mud flats, occasionally builds a cylindrical mud chimney that encircles its burrow entrance. Chimneys were more often found with burrows of females than with those of males (22% versus 10%).
Izumi Murata, Keiji Wada, Keiji Wada
openaire   +2 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

Target Detection Is Enhanced by Polarization Vision in a Fiddler Crab [PDF]

open access: yesCurrent Biology, 2015
We are constantly surprised by the ability of relatively simple animals to perform precise visually guided movements within complex visual scenes, often using eyes with limited resolution. Exceptional examples include the capture of airborne prey by dragonflies, the learning flights of bees and wasps, and the tracking of conspecifics by crabs on ...
How, Martin J.   +5 more
openaire   +5 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

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