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Big Brains Are Pricey, Guppy Study Shows
January 3, 2013 — Bigger brains can make animals, well, brainier, but that boost in brain size and ability comes at a price. That's according to new evidence in which researchers artificially selected guppies for ... > full story -
A New Fish Species from Lake Victoria Named in Honor of the Author of Darwin's Dreampond
January 2, 2013 — A newly described cichlid species from Lake Victoria is named in honor of Tijs Goldschmidt, author of the book Darwin's Dreampond. The species was discovered by him and colleagues in 1985. It is ... > full story -
The Effect of Stress on Atlantic Salmon's Congenital Immunity to IPN
January 2, 2013 — Stress affects the congenital immune defence system. New doctoral research has revealed how stress can lower the immunity of salmon and increase its susceptibility to viral infection. Furthermore, ... > full story -
Dance of Water Molecules Turns Fire-Colored Beetles Into Antifreeze Artists
January 2, 2013 — Certain plants and animals protect themselves against temperatures below freezing with antifreeze proteins. How the larva of the beetle Dendroides canadensis manages to withstand temperatures down to ... > full story -
Low pH Levels Can Eliminate Harmful Blooms of Golden Algae, One Cause of Massive Fish Kills
December 20, 2012 — Researchers are one step closer to understanding the algae that causes a substantial number of fish deaths in more than 18 ... > full story -
Black Piranha, Megapiranha Have Most Powerful Bites of Fish Living or Extinct, Researcher Finds
December 20, 2012 — The black piranha and the extinct giant piranha, or megapiranha, have the most powerful bites of carnivorous fishes, living or extinct, once body size is taken into account, researchers find. Their ... > full story -
Animals Contribute to Seagrass Dispersal: Fish, Terrapins, and Birds May Help Spread Eelgrass Seeds Into New Areas
December 19, 2012 — A new study is first to show that marine animals can disperse eelgrass seeds, with implications for management and ... > full story -
Re-Engineered Optogenetic Switches Allow Direct Measurement of Complex Cellular Systems
December 17, 2012 — A chemical biology lab has re-engineered optogenetic switches so that switches run backward, firing bursts of fluorescent light that reveal newly detailed patterns of electrical activity in neural ... > full story -
Measuring Dispersal: How Well Are Soft-Sediment Invertebrate Communities Connected on the Seafloor?
December 13, 2012 — Different types of disturbances to the seafloor can affect both the invertebrates inhabiting them and the critical ecosystem functions they provide us (e.g. nutrient cycling, oxygenation, food for ... > full story -
Micro Sensors Help Underwater Robots Swim Like Fish
December 12, 2012 — Scientists have invented a 'sense-ational' device, similar to a string of 'feelers' found on the bodies of the Blind Cave Fish, which enables the fish to sense their surrounding and so navigate ... > full story
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