Tag Archives: birds

Discovery of long-sought biological compass claimed

By David Cyranoski | November 16, 2015 Protein complex offers explanation for how animals sense Earth’s magnetic pull. In the cells of fruit flies, Chinese scientists say that they have found a biological compass needle: a rod-shaped complex of proteins that can align with Earth’s weak magnetic field. The biocompass — whose constituent proteins exist in related forms in other species, including humans — could explain a long-standing puzzle: how animals such as birds and insects …

A New Study Reports 99 Percent of Sea Bird Species Could Be Eating Plastic by 2050 – CityLab

By John Metcalfe | September 1, 2015 Plastic—it’s what’s for dinner, tragically, if you happen to be a hungry sea bird. A new study in PNAS estimates nearly 90 percent of all living marine birds have eaten some type of plastic. With concentrations as thick as 580,000 pieces per square kilometer of ocean—and with global plastics manufacturing increasing exponentially—99 percent of seabird species could be ingesting the crud by 2050, say researchers at Australia’s Commonwealth …

While scientists squabble, Africa’s only penguins at risk of extinction as weakened birds abandon chicks | National Post

… determined management actions, disbanded last year. Meanwhile, the fishing bans remain in place. To continue reading this article, please click on the link below: Source: While scientists squabble, Africa’s only penguins at risk of extinction as weakened birds abandon chicks | National Post …

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