Finding Nematostella: An ancient sea creature
A study of tentacle-formation in a sea anemone shows how epithelial cells form elongated structures and puts the spotlight on a new model organism.
May 02, 2013
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May 02, 2013
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Which came first the head or the brain?
Nemo helps anemone partner breath by fanning with his fins
Setting up home in the stinging tentacles of a sea anemone might seem like a risky option, but anemonefish – also known as clownfish and popularised in the movie Finding Nemo – are perfectly content in their unlikely ...
Feb 27, 2013
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Where does our head come from?
A research team at the Sars Centre in Norway and the University Vienna has shed new light on the evolutionary origin of the head. In a study published in the journal PLoS Biology they show that in a simp ...
Feb 21, 2013
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Mussels cramped by environmental factors
Insects beware: The sea anemone is coming
As insects evolve to become resistant to insecticides, the need to develop new ways to control pests grows. A team of scientists from Leuven, Belgium have discovered that the sea anemone's venom harbors several toxins that ...
Nov 29, 2012
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Research suggests that evolution sometimes meant becoming simpler, not more complex
Ion selectivity in neuronal signaling channels evolved twice in animals
Excitation of neurons depends on the selected influx of certain ions, namely sodium, calcium and potassium through specific channels. Obviously, these channels were crucial for the evolution of nervous systems ...
Jul 26, 2012
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'Lost world' discovered around Antarctic vents
Communities of species previously unknown to science have been discovered on the seafloor near Antarctica, clustered in the hot, dark environment surrounding hydrothermal vents.
Jan 03, 2012
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Personality clash: scientists discover 'bold' sea anemones excel at fighting
(PhysOrg.com) -- Scientists studying the behavioural traits of the common sea anemone have discovered that ‘fortune favours the brave’ when it comes to fighting and setting territorial disputes.
Dec 15, 2011
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In bubble-rafting snails, the eggs came first
(PhysOrg.com) -- It's "Waterworld" snail style: Ocean-dwelling snails that spend most of their lives floating upside down, attached to rafts of mucus bubbles.
Oct 10, 2011
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Fossils show earliest animal trails
(PhysOrg.com) -- Trails found in rocks dating back 565 million years are thought to be the earliest evidence of animal locomotion ever found, Oxford University scientists report.
Feb 04, 2010
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Sea spiders and pom-pom anemones
(PhysOrg.com) -- Creeping slowly across the deep seafloor on long, spindly legs, giant sea spiders are found in many deep-sea areas. But, as with many deep-sea animals, we know very little about how sea spiders ...
Jan 15, 2010
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Texas-sized tract of single-celled clones
Deep-sea researchers uncover several new species and thousands of fossilized coral samples
Scientists from the California Institute of Technology (Caltech) and an international team of collaborators have returned from a month-long deep-sea voyage to a marine reserve near Tasmania, Australia, that ...
Biology -
Feb 04, 2009
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