News tagged with species declines
Study suggests link between agricultural chemicals and frog decline
Feb 04, 2009 |
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(PhysOrg.com) -- Around the world, amphibian populations are in decline, and scientists have not been able to figure out why. Now a study of leopard frogs in Pennsylvania has identified a possible culprit, ...
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Declining water quality threatens freshwater fish species with extinction
Jun 11, 2009 |
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Increasing urbanisation and more intensive farming are killing New Zealand's freshwater fish species by degrading water quality, says the author of a report published this week by the Ministry for the Environment.
Major losses for Caribbean reef fish in last 15 years
Mar 19, 2009 |
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By combining data from 48 studies of coral reefs from around the Caribbean, researchers have found that fish densities that have been stable for decades have given way to significant declines since 1995. The study appears ...
Scientists study bird species' declines
Biology /
Dec 11, 2006 |
3 / 5 (2) |
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British researchers say they believe they've discovered why the number of birds in certain English countryside species is declining.
Ocean's fiercest predators now vulnerable to extinction
Biology /
Feb 17, 2008 |
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The numbers of many large shark species have declined by more than half due to increased demand for shark fins and meat, recreational shark fisheries, as well as tuna and swordfish fisheries, where millions of sharks are ...
Society warns cuckoo bird in danger of extinction
May 28, 2009 |
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(AP) -- Britain's cuckoo bird, known for its distinctive call, is in danger of extinction along with 51 other species, the Royal Society for the Protection of Birds said in a new report Thursday.
Bird population declines in northern Europe are explained by thiamine (vitamin B1) deficiency
Jul 14, 2009 |
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Wild birds of several species are dying in large numbers from a paralytic disease with hitherto unknown cause in the Baltic Sea area. A research team at Stockholm University, Sweden, led by Associate Professor Lennart Balk, ...
Agricultural Chemicals Linked to Infections in a Declining Amphibian Species
Oct 29, 2008 |
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(PhysOrg.com) -- Amphibians around the world are on the decline from disease. In an article in this week's issue of the journal Nature, Jason Rohr of the University of South Florida (USF) and colleagues revealed ...
Where Have All the Butterflies Gone?
Biology /
May 08, 2006 |
2.3 / 5 (4) |
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Cold, wet conditions early in the year mean that 2006 is shaping up as the worst year for California's butterflies in almost four decades, according to Art Shapiro, professor of evolution and ecology at UC Davis.
Spiders Who Eat Together, Stay Together
Biology /
Aug 05, 2008 |
4.5 / 5 (8) |
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(PhysOrg.com) -- The ability to work together and capture larger prey has allowed social spiders to stretch the laws of nature and reach enormous colony sizes, UBC zoologists have found.
Brightly colored birds most affected by Chernobyl radiation
Biology /
Jul 11, 2007 |
4.6 / 5 (5) |
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Brightly coloured birds are among the species most adversely affected by the high levels of radiation around the Chernobyl nuclear plant, ecologists have discovered. The findings – published online in the British Ecological ...
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