Before habitat degradation from impacts like grazing begins to cause population declines, the first response by wildlife usually comes in the form of behavioral changes—for example, switching their diets in response to changes in food availability. A new study from The Condor: Ornithological Applications looks at the diets of seed-eating birds in a South American desert and finds that while some can switch between seed types when grazing alters local plant communities, others continue to stick to old favorites, limiting their options.
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Some birds better than others at adjusting to habitat degradation
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