Biologists Find Evidence of Migration Gene in Birds

Biologists Find Evidence of Migration Gene in Birds

Millions of migratory birds occupy seasonally favorable breeding grounds in the Arctic, but scientists know little about the formation, maintenance and future of the migration routes of Arctic birds and the genetic determinants of migratory distance. In new research, a multinational team of researchers established a continental-scale migration system that used satellite tracking to follow […]

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Mysterious California sea lion deaths linked to toxic synthetic chemicals

Mysterious California sea lion deaths linked to toxic synthetic chemicals

Sea lions in California had been dying of a mysterious cancer for decades. Now, scientists say they have finally uncovered the likely cause: toxic chemicals from industrial trash, pesticides and oil refinery waste. A team of mammal pathologists, virologists, chemists and geneticists have concluded that sea lions with higher concentrations of DDT, PCBs and other […]

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Cattlemen Tell EnviroNews Ranchers Want Mexican Wolves Killed, Despite Being Paid for Livestock Losses

Cattlemen Tell EnviroNews Ranchers Want Mexican Wolves Killed, Despite Being Paid for Livestock Losses

(EnviroNews Arizona) — Parts of eastern Arizona are a conflict zone, as a 100-year war between ranchers, conservation groups, government agencies, and the endangered Mexican gray wolf (Canis lupus baileyi) rages on. The rarest subspecies of gray wolf, also known as “el lobo,” is doing what wolves have always done in their native territories: they […]

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Australia’s Fires Harmed 3 Billion Animals, New Report Finds

Australia’s Fires Harmed 3 Billion Animals, New Report Finds

Unprecedented bushfires that ravaged Australia in 2019 and 2020 killed or displaced almost 3 billion animals, according to an interim report released Tuesday. Compiled by scientists from several Australian universities, the survey said the blazes impacted an estimated 143 million mammals, 2.46 billion reptiles, 180 million birds and 51 million frogs. The report, commissioned by […]

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