Forum > Birds In The News > Urban River Pollutants Suppress Wild Bird Development

Webmaster Posted 28-Apr-2014 21:04
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From Science Daily on 28-Apr-2014 21:04

Hormone disrupting pollutants are affecting the health and development of wild birds nesting along the urban rivers of South Wales, new research shows. 

Findings reveal that chicks of the Eurasian Dipper -- a river bird that feeds exclusively on insects and fish in upland streams -- are underweight compared to their rural counterparts. Also of concern is that birds nesting in urban rivers have altered hormone levels, and are hatching fewer female chicks than those nesting along rural rivers, which could have negative implications for the population’s breeding and survival.


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