Technology tracks birds visiting feeders

[PhysOrg]

To study bird feeding and breeding behavior, ornithologists used to tag birds with colored bands and then painstakingly track the birds' activity. But now, an existing technology repurposed for tracking birds by researchers at the Cornell Lab of Ornithology automates such data-collecting, requiring scientists to spend only a few hours a week tending to feeders wired with tracking technology.

 

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