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Are chemicals shrinking otter penis bones?

otter close-up. (Credit: Peter Trimming/Flickr) http://www.flickr.com/photos/peter-trimming/5673918036/

Despite a population increase, male otters show negative changes in their reproductive organs, according to a new report that asks if pollutants known as endocrine disruptors are to blame.

Researchers at Cardiff University have found several signs of change that are a cause for concern, including a decrease in penis bone (baculum) weight over time.

Full story at Futurity.

More research news from top universities.

Photo credit: Peter Trimming/Flickr

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