News tagged with sea urchins
Research discovers impact of ocean acidification on marine life
A Plymouth University academic researching the impact of ocean acidification on marine life is finding out exactly what we can expect as our seas soak up more and more carbon dioxide.
May 21, 2012 |
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Purple sea urchin metamorphosis controlled by histamine
Now that hay fever season has started, sufferers are well aware of the effect of histamines. However it is easy to forget that histamine is also a neurotransmitter involved in controlling memories, regulating ...
Apr 26, 2012 |
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Escalating arms race: Predatory sea urchins drive evolution
(Phys.org) -- Nature teems with examples of evolutionary arms races between predators and prey, with the predator species gradually evolving a new mode of attack for each defensive adaptation that arises in ...
Apr 17, 2012 |
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Coral reef study traces indirect effects of overfishing
A study of the tropical coral reef system along the coastline of Kenya has found dramatic effects of overfishing that could threaten the long-term health of the reefs. Led by scientists at the University of California, Santa ...
Feb 27, 2012 |
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Plant remains link farming to landscape damage in Peru
A study of food remains from ancient settlement sites along the lower Ica valley in Peru, confirms earlier suggestions that farming undermined the natural vegetation so badly that eventually much of the area ...
Space & Earth / Earth Sciences
Aug 15, 2011 |
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Sea urchins cannot control invasive seaweeds
Exotic marine species, including giant seaweeds, are spreading fast, with harmful effects on native species, and are increasingly affecting the biodiversity of the Mediterranean seabed. Some native species, ...
Jul 13, 2011 |
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Sea urchins see with their whole body
Many animals have eyes that are incredibly complex – others manage without. Researchers at the University of Gothenburg have shown that sea urchins see with their entire body despite having no eyes at ...
Jun 30, 2011 |
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More than 300 new species discovered in the Philippines
This spring, scientists from the California Academy of Sciences braved leeches, lionfish, whip-scorpions and a wide variety of other biting and stinging creatures to lead the most comprehensive scientific ...
Jun 24, 2011 |
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Ancient sewer excavation sheds light on the Roman diet
(PhysOrg.com) -- Archaeologists working in a system of connected sewers and drains under the ancient town of Herculaneum in the Bay of Naples area of Italy have analyzed the human excrement found there and ...
Other Sciences / Archaeology & Fossils
Jun 17, 2011 |
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Seven new mice species found in Philippines
Seven new species of mice have been found by local and US scientists in the mountains of the Philippines, the government's environment department said Wednesday.
Jun 15, 2011 |
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Remote Antarctic island is 'richer in biodiversity than the Galapagos'
Antarctica's remote South Georgia Island boasts 90 percent of the world's fur seals, half of the world's elephant seals, is navigated by vast populations of blue whales, sperm whales and killer whales, and has beaches that ...
Jun 08, 2011 |
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Study reveals most biologically rich island in Southern Ocean
The first comprehensive study of sea creatures around the sub-Antarctic island of South Georgia reveals a region that is richer in biodiversity than even many tropical sites, such as the Galapagos Islands. The study provides ...
May 25, 2011 |
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Researchers reveal remarkable fossil
Researchers from China, Leicester and Oxford have discovered a remarkable fossil which sheds new light on an important group of primitive sea creatures.
Other Sciences / Archaeology & Fossils
Mar 24, 2011 |
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Xenacoelomorpha -- a new phylum in the animal kingdom
An international team of scientists including Albert Poustka from the Max Planck Institute for Molecular Genetics in Berlin has discovered that Xenoturbellida and the acoelomorph worms, both simple marine ...
Feb 16, 2011 |
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Study finds fisheries management makes coral reefs grow faster
An 18-year study of Kenya's coral reefs by the Wildlife Conservation Society and the University of California at Santa Cruz has found that overfished reef systems have more sea urchins—organisms that ...
Jan 14, 2011 |
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