Amphibians face mass extinction threat
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About one third of amphibians are under threat of extinction in a new sign of the world&#39;s deteriorating environment, according to researchers who carried out a global census.
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Hundreds of medicinal plants are at risk of extinction, threatening future cures for disease, experts warn.
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They say as many as 122 species may have become extinct since 1980 and a third of known amphibians face oblivion. Naturalists describe the creatures as sensitive indicators of the health of the wider environment.
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The population of North America's largest salamander is plummeting in Missouri and Arkansas, and scientists from five states met to consider how to prevent the creature's disappearance.
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Being the biggest dog might pay off at feeding time, but species that grow too large are likely to be be more vulnerable to extinction, new research suggests.
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Frogs, butterflies, polar bears, and penguins are dying out from climate change much faster than researchers had previously expected, a new study shows.
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A list of 15,000 species threatened with extinction - many of them by human activity - is published.
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As part of the most comprehensive study on worldwide avian biodiversity to date, researchers from Stanford University predict that within a century, 10 percent of bird species in the world will be extinct, with an additional 15 percent endangered.
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Heathland species are in danger of extinction because of the poor condition of their habitat, conservationists warn.
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Scientists warn that the Malaysian populations of several species of sea turtles are on the brink of collapse and could disappear without urgent action to eliminate poaching and other dangers.
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NEARLY one in three species of frogs, toads and newts in the world is under threat of extinction, according to the most comprehensive global study of amphibians ever conducted.
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Almost a third of all primates face extinction because of damage to their habitats, a report warns.
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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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According to the first global assessment of amphibians, disease, climate change and habitat loss are threatening one-third of the world&#39;s fragile species of frogs, toads, newts and salamanders.
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Close to a third of the world&#39;s amphibians are in danger of becoming extinct, according to the first comprehensive global study of the creatures.
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The turtle is one of the longest-lived creatures Earth has known, but at least half of all turtle species are now in serious danger of extinction.
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EDMONTON - An extra 6,000 species of butterflies and other small creatures will be wiped out if their endangered plant and animal hosts go extinct, scientists say.