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Wild Birds' Songs, Feather Colors Changed by Mercury Contamination

Wild Birds' Songs, Feather Colors Changed by Mercury Contamination

A song sparrow sits on a branch and trills. Song sparrows that lived along a contaminated river were found to sing simpler, shorter, lower-pitched songs..

National Geographic

Last updated on 29 August 2014

Type:

Media Watch

Source URL:

National Geographic

Threats:

Pollution

Species group:

Birds

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About CMS

The Convention on Migratory Species (UNEP/CMS), also known as the Bonn Convention, aims to conserve terrestrial, aquatic and avian migratory species throughout their range.

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