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WERC Researcher Holding Least Bell's Vireo

Detailed Description

USGS researcher holds an endangered least Bell’s vireo marked with a brightly-colored ID tag. The USGS is learning about the threats that these birds face in different parts of their range and are providing the science needed to assist the U.S. Fish and Wildlife Service and international efforts to recover least Bell’s vireo populations. 

Sources/Usage

Public Domain.