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Podcast: BirdNote
Episode:

A Crossbill's Beak Does the Job
Category: Religion & Spirituality
Duration: 00:00:00
Publish Date: 2019-01-25 02:00:00
Description: A close look at this Red Crossbill reveals a curious adaptation. The long tips of the upper and lower bill don't meet, but instead cross over each other. The bills of young birds are not crossed at hatching, but cross as they grow.
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