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Backyard feeders in California changed the shape of hummingbird beaks

WBUR

Published May 28, 2025 at 5:49 AM HST

A new study that details the evolutionary change of Anna’s hummingbirds found their beaks have grown longer and more tapered to get the most from common feeders.

NPR’s Kat Lonsdorf reports.

This article was originally published on WBUR.org.

Copyright 2025 WBUR

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