13 Dec '11, 9pm

For Sparrows, Terror Has Grim Consequences: Mother birds that were exposed to predator sounds had 40 percent few...

Michael Clinchy Just hearing the calls and sounds of predators frightened mother songbirds so much that they fed their nestlings less often, and more of them starved to death, according to a new study. Fear makes the wolf look bigger, or so goes a German proverb. And new research underlines the scientific basis for the adage: the mere hint of the presence of a predator can have life-or-death consequences for the terrorized prey, regardless of the true threat. Biologists typically associate predator-prey relationships with direct killings, but a new paper in the journal Science explores the dynamic from a different angle. Researchers exposed song sparrow nesting areas in British Columbia to the sounds of other animals, including predators. The impact was far from trivial: mother birds that perceived predator presence had 40 percent fewer offspring than birds that were not e...

Full article: http://green.blogs.nytimes.com/2011/12/13/for-sparrows-te...

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@Birkinwatcher: Mother: A Mother with her Gold ...

birkinwatcher.blogspot.com 14 Dec '11, 11pm

To scour the world and post photographs showcasing the Birkin Bag (& other Herm├Ęs) of celebrities, dignitaries, socialites...

Protecting Whales From Dangerous Sonar

nrdc.org 25 Dec '11, 8am

January 2006 At least four beaked whales strand in the Gulf of Almeria, Spain, while sonar exercises take place offshore. ...