14 Nov '11, 12pm

Green Blog: In a California Vineyard, Bluebirds Earn Their Keep

Julie Jedlicka A male Western bluebird on a vineyard trellis. In an innovative study, nest boxes installed at a California vineyard attracted hundreds of birds that picked the farmers’ crops clean of pests in exchange for the free housing. The experiment is heartening news for conservationists amid reports of shrinking habitats and population declines for so many species. “Placing songbird nesting boxes in agricultural landscapes can provide suitable nesting sites for a lot of birds that used to be plentiful 100 or 200 years ago but lost their natural landscapes,” said Julie Jedlicka, an ornithologist at the University of California, Berkeley. Dr. Jedlicka set out to study whether installing the nest boxes would help attract the birds and reduce pests. Her research, published last week in the journal PLoS One , confirmed her hunch. Compared with control areas in the same v...

Full article: http://green.blogs.nytimes.com/2011/11/14/in-a-california...

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Green Blog: In a California Vineyard, Bluebirds...

green.blogs.nytimes.com 14 Nov '11, 1pm

Julie Jedlicka A male Western bluebird on a vineyard trellis. In an innovative study, nest boxes installed at a California...

In a California Vineyard, Bluebirds Earn Their ...

green.blogs.nytimes.com 14 Nov '11, 12pm

Julie Jedlicka A male Western bluebird on a vineyard trellis. In an innovative study, nest boxes installed at a California...

In a California Vineyard, Bluebirds Earn Their ...

green.blogs.nytimes.com 14 Nov '11, 12pm

Julie Jedlicka A male Western bluebird on a vineyard trellis. In an innovative study, nest boxes installed at a California...

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