Forum > Birds In The News > Birds' Feathers Reveal Their Winter Diet

Webmaster Posted 21-Jun-2017 08:28
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From Science Daily and New York Times on 21-Jun-2017 08:28

Influences outside the breeding season matter a lot for the population health of migratory birds, but it's tough to track what happens once species scatter for the winter. A study now tries a new approach for determining what birds called bobolinks eat after they head south for the winter -- analyzing the carbon compounds in their plumage, which are determined by the types of plants the birds consume during their winter molt.


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