News tagged with toad populations
Amphibians may develop immunity to fatal fungus
Apr 01, 2009 |
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Amphibian populations are declining worldwide, principally because of the spread of the fungal disease chytridiomycosis. Researchers know that some amphibian populations and species are innately more susceptible to the disease ...
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Invasion of the cane toads
Biology /
Feb 27, 2008 |
4.2 / 5 (5) |
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Why do some invasive species expand rapidly in a new environment while others do not? Scientists from the United States and Australia are beginning to make headway on this question after analyzing how fast ...
Beavers and their dams may help amphibians
Biology /
Jan 12, 2007 |
4.6 / 5 (5) |
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The dam-building beaver may be an ally in conserving wetland habitat for declining amphibian populations, a University of Alberta study said.
Captive breeding introduced infectious disease to Mallorcan amphibians
Biology /
Sep 22, 2008 |
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A potentially deadly fungus that can kill frogs and toads was inadvertently introduced into Mallorca by a captive breeding program that was reintroducing a rare species of toad into the wild, according to a new study published ...
Racing cane toads reveals they get cold feet on Southern Australia invasion
Biology /
Aug 26, 2008 |
4.3 / 5 (3) |
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Cane toads weren't allowed to compete in the Olympics, but scientists have raced cane toads in the laboratory and calculated that they would not be able to invade Melbourne, Adelaide or Hobart and are unlikely to do well ...
Research suggests EPA pesticide exposure test too short, overlooks long term effects
Aug 17, 2009 |
5 / 5 (2) |
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The four-day testing period the U.S. Environmental Protection Agency (EPA) commonly uses to determine safe levels of pesticide exposure for humans and animals could fail to account for the toxins' long-term effects, University ...
Over 17,000 species threatened by extinction
Nov 02, 2009 |
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(AP) -- A rare Panamanian tree frog, a rodent from Madagascar and two lizards found only in the Philippines are among over 17,000 species threatened with extinction, a leading environmental group said Tuesday.
Deadly frog disease is linked to climate change in Europe, say researchers
Biology /
Oct 25, 2006 |
2.8 / 5 (5) |
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Climate change in Europe is worsening the impact of a deadly disease which is wiping out vast numbers of amphibians, according to new research.
Why sex with a partner is better (w/ Video)
Oct 21, 2009 |
3.4 / 5 (18) |
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(PhysOrg.com) -- OK, it takes two for human reproduction, and now it seems that plants and animals that can rely on either a partner or go alone by self-fertilization give their offspring a better chance for ...
Eutrophication affects diversity of algae
Oct 19, 2009 |
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Eutrophication of the seas may have an impact on genetic variation in algae, research at the University of Gothenburg shows.
Canada, Greenland accord to protect polar bears
Oct 31, 2009 |
3 / 5 (2) |
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Canada and Greenland agreed on a series of measures aimed at protecting shared populations of polar bears which roam between the Nunavut territory and the huge arctic island, officials said.
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