News tagged with sea urchins

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

created Aug 15, 2011 | popularity 5 / 5 (3) | comments 5 | with audio podcast

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, ...

Biology / Ecology

created Jul 13, 2011 | popularity 5 / 5 (1) | comments 0

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 ...

Biology / Plants & Animals

created Jun 30, 2011 | popularity 5 / 5 (1) | comments 2

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 ...

Biology / Plants & Animals

created Jun 24, 2011 | popularity 5 / 5 (3) | comments 3

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

created Jun 17, 2011 | popularity 4.3 / 5 (17) | comments 7 | with audio podcast report

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.

Biology / Plants & Animals

created Jun 15, 2011 | popularity not rated yet | comments 0

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 ...

Biology / Ecology

created Jun 08, 2011 | popularity not rated yet | comments 0

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 ...

Biology / Ecology

created May 25, 2011 | popularity 5 / 5 (1) | comments 0

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

created Mar 24, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

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 ...

Biology / Biotechnology

created Feb 16, 2011 | popularity 5 / 5 (5) | comments 1

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 ...

Biology / Ecology

created Jan 14, 2011 | popularity not rated yet | comments 0

Ever-sharp urchin teeth may yield tools that never need honing

(PhysOrg.com) -- To survive in a tumultuous environment, sea urchins literally eat through stone, using their teeth to carve out nooks where the spiny creatures hide from predators and protect themselves from ...

Physics / Condensed Matter

created Dec 22, 2010 | popularity 4.5 / 5 (17) | comments 8 | with audio podcast

Calcium carbonate and climate change

(PhysOrg.com) -- What links sea urchins, limestone and climate change? The common thread is calcium carbonate, one of the most widespread minerals on Earth. UC Davis researchers have now measured the energy changes among ...

Space & Earth / Earth Sciences

created Aug 30, 2010 | popularity 3.8 / 5 (9) | comments 3 | with audio podcast

Marine Pied Piper leads Nemo astray

The growing amount of human noise pollution in the ocean could lead fish away from good habitat and off to their death, according to new research from a UK-led team working on the Great Barrier Reef.

Biology / Ecology

created Aug 03, 2010 | popularity 4.5 / 5 (2) | comments 1 | with audio podcast

Research another step towards orthopaedic implants made from shell

(PhysOrg.com) -- Victoria University PhD research could ultimately result in the creation of orthopaedic implants made of material that is eventually replaced by bone.

Chemistry / Materials Science

created Jun 10, 2010 | popularity 5 / 5 (1) | comments 0