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Colorado's booming urban population flipped the state from red to blue, allowing a referendum on reintroducing wolves to pass. But that growing population now may be too big for them to thrive.
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Reports of an "outbreak" of some as yet unidentified canine respiratory illness are scaring dog owners. But veterinarians and researchers aren't panicking.
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The De Winton's golden mole was last spotted in 1936. But with the help of a mole-sniffing dog and new environmental DNA analysis, researchers are taking it off the most wanted lost species list.
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Stache lives in Honey Brook, Pa., not far from where he picked up today's prestigious Best in Show award. The Kennel Club of Philadelphia hosts the annual contest that's televised on Thanksgiving Day.
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Dogs around the country are becoming sick with an unknown respiratory illness. Some veterinarians are warning dog owners to take precautions. A strange bacterium could be involved.
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Chimps are notorious for hostility toward chimps from another group. Is that part of the human makeup as well? A new study of bonobos, our other closest relative, offers a more cooperative vision.
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Rice's whales are one of the world's newly discovered whale species – and already one of the most endangered. Protections for the whales in the Gulf of Mexico are not coming fast.
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Glen Helen officials say a sick bald eagle died from toxic poisoning
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Attenborough's long-beaked echidna, a mammal with a unique evolutionary history, was caught on camera for the first time. Researchers hope their find advances conservation efforts in remote Indonesia.
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The official naming organization for birds in the U. S. is making a bold move, after concerns were raised about birds being named after people with questionable histories.