Toxic Frogs, Birds May Get Their Poison From Beetles
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The Colombian poison-dart frog and six South Pacific bird species use the same rare neurotoxin in their skin and feathers. Now researchers say the animals may eat beetles to obtain the poison.
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By CHET BROKAW  PIERRE, S.D. - The U.S. Forest Service has issued a draft report with proposed plans to curtail prairie dogs on national grasslands through poisoning and other means.
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Species in the air and on the ground are in deep trouble, according to two recent studies tallying steep declines in bird and amphibian populations. Scientists are speculating about the causes.
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Conservationists concerned about the extinction of plants and animals may be overlooking the danger to thousands of other species that depend on the threatened ones.
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The North American bullfrog population is booming. That may sound like good news, but it isn't&#151;not when the frog has leaped far beyond its native habitat.
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Almost a third of the world's amphibian species are confronted by the prospect of extinction, naturalists say.
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By JOHN FLESHER TRAVERSE CITY, Mich. - It hardly seems fair, but new research suggests that water creatures nimble enough to avoid being gobbled up by predators may harm their species more than help.
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The discovery of intersex fish -- males with some female characteristics, including some carrying eggs -- in Washington's Potomac River is raising concerns about pollution from chemicals that can affect hormones.
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NEWPORT NEWS, Va. _ I was happy to see the label "poisonous" on the plant Brugmansia when I visited a garden center in the other day. I applaud them for letting the public know _ especially shoppers who have curious small children or pets.
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Science & environment: Three men admit using baited traps to catch protected birds of prey that might attack grouse
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Geese force-fed and then slaughtered for their livers may get their final revenge on people who favor the delicacy known as foie gras: It may transmit a little-known disease known as amyloidosis, researchers reported on Monday.
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By Bill Graham, The Kansas City Star, Mo.  May 28--Zebra mussels are a nuisance and a health hazard, thanks to their sheer numbers and sharp shells.
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Scientists find a potential reason to explain why bird flu is so deadly for people.
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Small, warty, and poisonous enough to kill crocodiles, the cane toad has wreaked havoc in parts of Australia. Experts say climate change is benefiting the invasive species.
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A clever species of owl baits its lair with dung to attract tasty beetles, offering a remarkable case of an animal using a tool to help it survive.
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Thornbugs communicate by vibrating the branches they live on. Now scientists are discovering just what the bugs are "saying."
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By TIFFANY PAKKALA  It's hard to find the tiny, black beetles along St. Johns County's picturesque Florida 13, but the redbay trees they're killing are nearly impossible to miss.  The Asian ambrosia beetle, a species recently leaked into the U.S.