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Tag: "guppies" at biology news

Female guppies risk their lives to avoid too much male attention

...attention from males. Observing wild population of guppies in the rainforest of Trinidad, the researchers found that female guppies swim in habitats that contain few males ?but many predators. "Male guppies spend most of their time...

Fish evolve a longer lifespan by evolving a longer reproductive period, researchers find

... have studied for long, the researchers found that guppies living in environments with a large number of pred...ors have adapted to reproduce earlier in life than guppies from low-predation localities. Moreover, when reproduction ceases, guppies from high-predation local...

Getting an evolutionary handle on life after reproduction

...heir ongoing investigations of the life history of guppies confronting different predatory threats in Trinida...escence, including declines in reproduction. Since guppies are livebearers that provide no postnatal maternal care, Reznick et al. predicted the populations wo...

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(Date:8/27/2008)...f York have discovered a new role for a population...treatments for chronic infections and cancer. , ...ood cells that were recognised over 30 years ago a.... Since that time, a role for NK cells in activati...tes and phagocytes) and in directing how the immun...
(Date:8/27/2008)...n has approved a $1.3 million grant for researcher...of Oklahoma to discover new kinds of microorganism...able scientists to detect, identify, and isolate u...lar biological procedures at a sulfur spring in so...des, advances in techniques used to identify micro...
(Date:8/26/2008)...night each year, the shallow waters off the coast ...khorn corals -- the tiny, round packets of the adu...s, assistant professor of biology at Penn State, w...esearch and education project to grow the newborn ... the wild. "It looks like it,s snowing," she said...
(Date:8/26/2008)...o compete in the Olympics, but scientists have rac...t they would not be able to invade Melbourne, Adel...h or Sydney, even with climate change. , Accordi...artment of Zoology at the University of Melbourne,... cane toad,s march will grind to a halt once it is...
Breaking Biology News(10 mins):New role for natural killers! 2NSF approves $1.3M for OSU and OU microbes hunt 2Research expedition on corals and global warming: Aug. 17-26 in Puerto Rico 2Research expedition on corals and global warming: Aug. 17-26 in Puerto Rico 3Research expedition on corals and global warming: Aug. 17-26 in Puerto Rico 4Racing cane toads reveals they get cold feet on Southern Australia invasion 2Racing cane toads reveals they get cold feet on Southern Australia invasion 3MedImmune Presents Data Highlighting its Progressive Oncology Portfolio at Annual Meeting of the American Association For Cancer Research 4522 1MedImmune Presents Data Highlighting its Progressive Oncology Portfolio at Annual Meeting of the American Association For Cancer Research 4522 2MedImmune Presents Data Highlighting its Progressive Oncology Portfolio at Annual Meeting of the American Association For Cancer Research 4522 3Nektar Therapeutics to Present Positive Data at Upcoming Medical and Scientific Meetings 1734 1Nektar Therapeutics to Present Positive Data at Upcoming Medical and Scientific Meetings 1734 2Nektar Therapeutics to Present Positive Data at Upcoming Medical and Scientific Meetings 1734 3Nektar Therapeutics to Present Positive Data at Upcoming Medical and Scientific Meetings 1734 4Video 3A Senators and CEOs Urge Passage of Health IT Bill Now 16459 1Video 3A Senators and CEOs Urge Passage of Health IT Bill Now 16459 2Video 3A Senators and CEOs Urge Passage of Health IT Bill Now 16459 3Leave Bedroom Allergens High and Dry This Spring 21 16454 1Leave Bedroom Allergens High and Dry This Spring 21 16454 2Leave Bedroom Allergens High and Dry This Spring 21 16454 3
(Date:8/27/2008)...usands of medical students will gain access to inn...rough REACHMD XM 157, the first satellite, radio c...l professionals., CHICAGO, Aug. 27 /PRNewswire/ -...rogramming partnership with the American Medical S... largest, independent,association for physicians-i...
(Date:8/27/2008)...merican Society for Therapeutic Radiology and Onco...drey Evans, M.D., as its 2008 honorary member. Dr....ny held Tuesday, September 23, at 10:00 a.m. durin...ns has been on the forefront of the treatment and ... of the co-founders of the original Ronald McDonal...
(Date:8/27/2008)...d given to women at risk of preterm birth cuts ris...g. 27 (HealthDay News) -- Magnesium sulfate, given...ate of cerebral palsy in their babies by nearly ha...gh or immediate risk of delivery prior to 32 weeks...gnesium sulfate to prevent their child from having...
(Date:8/27/2008)...lso uncovers risks associated with treating ,wet, ...ug. 27 (HealthDay News) -- Scientists from the Uni...e directly associated with the onset of severe "dr...elated macular degeneration that currently threate...s. , The discovery, based on work with both hum...
Breaking Medicine News(10 mins):Health News:ReachMD, LLC Announces New Strategic Partnership With The American Medical Student Association 2Health News:ReachMD, LLC Announces New Strategic Partnership With The American Medical Student Association 3Health News:ASTRO selects pediatric oncologist as 2008 honorary member 2Health News:Magnesium Sulfate Reduces Threat of Cerebral Palsy 2Health News:Magnesium Sulfate Reduces Threat of Cerebral Palsy 3Health News:Gene Linked to 'Dry' Macular Degeneration 2Health News:Gene Linked to 'Dry' Macular Degeneration 3
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