Emerging Contaminants Might Affect Tree Swallow Reproduction
![Image: Emerging Contaminants Might Affect Tree Swallow Reproduction](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/springsummer2011_003.jpg?itok=7q38FF95)
Detailed Description
Contamination from commercial products such as nonstick cookware and stain repellents could reduce the reproduction of tree swallows nesting in Minnesota and Wisconsin.
Sources/Usage
Public Domain.