Female sea urchins hedge their bets in the mating game
Sleeping around pays off for females, according to an international team of evolutionary biologists.
Plants & Animals
Nov 19, 2014
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News tagged with sea urchins
Ocean acidification: First demonstration that ocean's CO2 uptake can impair digestion in a marine animal
Ocean acidification impairs digestion in marine organisms, according to a new study published in the journal Nature Climate Change. Researchers from Sweden and Germany have studied the larval stage of green sea urchins Strongylocentrotus ...
Environment
Nov 15, 2013
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Scientists analyze the extent of ocean acidification
Ocean acidification could change the ecosystems of our seas even by the end of this century. Biologists at the Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research (AWI), have therefore assessed the extent ...
Environment
Aug 25, 2013
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Dissolving brittle stars hint at implications of ocean acidification
(Phys.org) —Under the sea ice of Explorers Cove, Antarctica, is a startling array of life. Brittle stars, sea urchins and scallops grow in profusion on the seafloor, a stark contrast to the icy moonscape on the continent's ...
Environment
Aug 16, 2013
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Effect of ocean acidification may not be so dire
(Phys.org) —Marine scientists have long understood the detrimental effect of fossil fuel emissions on marine ecosystems. But a group led by a UC Santa Barbara professor has found a point of resilience in a microscopic shelled ...
Environment
Apr 15, 2013
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Coral comeback: Reef 'seeding' in the Caribbean
Mats of algae and seaweed have shrouded the once thick coral in shallow reefs off Jamaica's north coast. Warm ocean waters have bleached out the coral, and in a cascade of ecological decline, the sea urchins and plant-eating ...
Environment
Feb 26, 2013
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Sea urchin's spiny, elastic strength revealed
(Phys.org)—For the first time, a team of Australian engineers has modelled the microscopic mechanics of a sea urchin's spine, gaining insight into how these unusual creatures withstand impacts in their aquatic environment.
Materials Science
Oct 3, 2012
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Sea cucumbers and sea urchins could hold the key to looking young
Sea cucumbers and sea urchins are able to change the elasticity of collagen within their bodies, and could hold the key to maintaining a youthful appearance, according to scientists at Queen Mary, University of London.
Biotechnology
Oct 1, 2012
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Study shows how sea otters can reduce CO2 in the atmosphere
(Phys.org)—Can an abundance of sea otters help reverse a principal cause of global warming?
Environment
Sep 7, 2012
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Drivers of marine biodiversity: Tiny, freeloading clams find the key to evolutionary success
What mechanisms control the generation and maintenance of biological diversity on the planet? It's a central question in evolutionary biology. For land-dwelling organisms such as insects and the flowers they pollinate, it's ...
Evolution
Aug 8, 2012
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