Results 11 to 20 of about 22,375 (299)

Analysis of sea star larval regeneration reveals conserved processes of whole-body regeneration across the metazoa [PDF]

open access: yesBMC Biology, 2019
Background Metazoan lineages exhibit a wide range of regenerative capabilities that vary among developmental stage and tissue type. The most robust regenerative abilities are apparent in the phyla Cnidaria, Platyhelminthes, and Echinodermata, whose ...
Gregory A. Cary   +4 more
doaj   +2 more sources

Impact of the extinct megaherbivore Steller's sea cow (Hydrodamalis gigas) on kelp forest resilience

open access: yesFrontiers in Ecology and Evolution, 2022
Giant kelp forests off the west coast of North America are maintained primarily by sea otter (Enhydra lutris) and sunflower sea star (Pycnopodia helianthoides) predation of sea urchins.
Peter D. Roopnarine   +4 more
doaj   +1 more source

Devastating Transboundary Impacts of Sea Star Wasting Disease on Subtidal Asteroids. [PDF]

open access: yesPLoS ONE, 2016
Sea star wasting disease devastated intertidal sea star populations from Mexico to Alaska between 2013-15, but little detail is known about its impacts to subtidal species. We assessed the impacts of sea star wasting disease in the Salish Sea, a Canadian
Diego Montecino-Latorre   +7 more
doaj   +1 more source

Intra- and Interspecific Foraging and Feeding Interactions in Three Sea Stars and a Gastropod from the Deep Sea

open access: yesBiology, 2023
Competitive interactions come in a variety of forms and may be modulated by the size and number of individuals involved, and/or the resources available.
Brittney Stuckless   +3 more
doaj   +1 more source

RNA expression and disease tolerance are associated with a “keystone mutation” in the ochre sea star Pisaster ochraceus [PDF]

open access: yesPeerJ, 2017
An overdominant mutation in an intron of the elongation factor 1-α (EF1A) gene in the sea star Pisaster ochraceus has shown itself to mediate tolerance to “sea star wasting disease”, a pandemic that has significantly reduced sea star populations on the ...
V. Katelyn Chandler, John P. Wares
doaj   +2 more sources

Feeding Ecology of Odontaster validus under Different Environmental Conditions in the West Antarctic Peninsula

open access: yesBiology, 2022
To study how Odontaster validus can influence the spatial structure of Antarctic benthic communities and how they respond to disturbance, it is necessary to assess potential dietary shifts in different habitats. We investigated the diets of O.
Lisette Zenteno-Devaud   +6 more
doaj   +1 more source

Bindin from a sea star [PDF]

open access: yesEvolution & Development, 2009
SUMMARY The genetic basis for the evolution of development includes genes that encode proteins expressed on the surfaces of sperm and eggs. Previous studies of the sperm acrosomal protein bindin have helped to characterize the adaptive evolution of gamete compatibility and speciation in sea urchins.
Susana, Patiño   +4 more
openaire   +2 more sources

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