Biodiversity

"A federal judge [Thursday] upheld the George W. Bush administration's decision to list the polar bear as threatened under the Endangered Species Act."

"At least 1,060 new species were discovered on the island of New Guinea from 1998 to 2008, but unsustainable logging and plantation agriculture are putting many of these creatures at risk, finds a new study by the global conservation organization WWF."

"Like the vast African plains, two huge expanses of the North Pacific Ocean are major corridors of life, attracting an array of marine predators in predictable seasonal patterns, according to final results from the Census of Marine Life Tagging of Pacific Predators (TOPP) project published in the journal Nature."

"Here's one advantage to armadillos' steady northward march across the Southeast United States: They're awfully handy to have as bait if, say, you're a wildlife biologist looking to trap an alligator that has inexplicably settled into your local pond in north Georgia." Part of the explanation for the armadillo's northward migration is probably climate change.

"The Arabian Oryx, whose distinctive horns are widely believed to have given rise to the unicorn legend, is back from the brink of extinction in the deserts of the Arabian peninsula."

"While the battle over Northern Rockies gray wolf management has been most visible in Montana, Idaho and Wyoming, wolf issues are also heating up in the Pacific Northwest as Washington and Oregon strive to manage small but growing packs."

"The House voted Wednesday to prohibit the Food and Drug Administration from approving genetically modified salmon for human consumption."

"Spotted owls are on the decline despite two decades of work to bring them back. So, later this month, wildlife officials are releasing a new plan to protect the owls, and it includes a controversial new approach: eliminating their cousins."