Tag Archives: Study

Warmer climate threatening to northern birds

Will northern birds such as the Siberian jay and the red-flanked bluetail be gone in 50 years? There is a huge risk since a deteriorating climate for breeding is imminent. Another six species are also under threat and will require particular conservation actions in order to survive, according to Anouschka Hof, former researcher at Umeå University, who has developed a …

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Giant forest fires exterminate spotted owls, long-term study finds

As climate changes and wildfires get larger, hotter and more frequent, how should public lands in the American West be managed to protect endangered creatures that, like the spotted owl, rely on fire-prone old-growth forests? Could periodic forest thinning and prescribed burns intended to prevent dangerous “megafires” help conserve owls in the long run? Or are those benefits outweighed by …

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Foraging strategies of smallest seals revealed in first ever satellite tracking study

The first ever satellite tracking study of one the world’s endangered seal species has revealed new information about their migration habits and hunting patterns. Using satellite trackers, scientists humanely tagged and followed 75 Caspian seals for up to 11 and a half months, as part of a four year study into their behaviour. The species is found only in the …

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Birds ‘heard tornadoes coming’ and fled one day ahead

US scientists say tracking data shows that five golden-winged warblers “evacuated” their nesting site one day before the April 2014 tornado outbreak. Geolocators showed the birds left the Appalachians and flew 700km (400 miles) south to the Gulf of Mexico. The next day, devastating storms swept across the south and central US. Writing in the journal Current Biology, ecologists suggest …

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