In PNG, researchers find a large pigeon lost to science for 140 years

Black-naped Pheasant-Pigeon caught on camera, likely a second individual. Photo: Doka Nason/American Bird ConservancyAfter 140 years, a pigeon subspecies lost to science has been found again on Fergusson Island off eastern Papua New Guinea. Using a remote camera trap, researchers photographed the black-naped pheasant-pigeon (Otidiphaps nobilis insularis), a large, ground-dwelling bird, for the first time since it was described in 1883. “After a month of searching, seeing those […]

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Heat-sensing drone cameras spy threats to sea turtle nests

Sea turtles lumber from ocean to shore to lay their eggs in the sand. In some places, this effort is protected by humans who patrol beaches on foot, warding off poachers, predators and naïve tourists. But might there be a more effective way? Researchers used thermal infrared sensors mounted on drones to monitor sea turtle […]

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The mystery of narwhal behavior, solved by chaos theory

Narwhals are chaotic. At least, that’s what researchers thought until they developed a new math-based method to detect patterns in their seemingly irregular movements. Narwhals (Monodon monoceros) are known as the unicorns of the sea due to their distinctive single tusk, which is actually a feeling, enlarged tooth with up to 10 million nerve endings. […]

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Eight new-to-science geckos described from biodiversity haven Madagascar

On the northern tip of Madagascar, scientists have described eight new-to-science species of geckos, all about the length of your thumb. For decades, scientists have studied the Lygodactylus madagascariensis species group of dwarf geckos believing it consisted of only five valid species. But after more careful examination of the geckos’ bodies and analyzing their DNA, they […]

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Cambodian mega dam’s resurrection on the Mekong ‘the beginning of the end’

Cambodia's fisheries and food security are at stake as dams continue to blight the Mekong RiverSTUNG TRENG, Cambodia — A long-dormant plan to build a mega dam on the mainstream of the Mekong River in Cambodia’s northeastern Stung Treng province appears to have been revived this year, leaving locals immediately downstream of the potential sites worried and experts confounded. First studied in 2007, the 1,400-megawatt hydropower project, known as the […]

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Second oil company exits Arctic amid fierce Indigenous opposition, energy squeeze

The Gwich’in people of northern Alaska were disappointed when the Democratic-held U.S. Congress did not include a provision in the Inflation Reduction Act to protect the Arctic National Wildlife Refuge (ANWR) – an area the Trump administration officially opened to future drilling in 2017. However, for decades now, the Gwich’in Steering Committee has taken the […]

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No time to keep vultures out of danger as new Nepal airport set to open

critically endangered white-rumped vultureKATHMANDU — Conservationists in Nepal have expressed concern over the opening of a new airport in the tourist town of Pokhara, renowned as a bird paradise, at the start of next year. The opening of the $216 million facility has been delayed several times already. In the latest announcement, Jeevan Ram Shrestha, the minister for […]

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An emerald-green hummingbird lost to science reemerges in Colombia

In the mountains of Colombia, an experienced bird-watcher saw an iridescent flash of blue and green. “A hummingbird caught my attention. I got out my binoculars and was shocked to see that it was a Santa Marta sabrewing,” Yurgen Vega said. “This sighting was a complete surprise, but a very welcome one.” This was only […]

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