Spiders, and other critters, carry mercury up the food chain
If you know an old lady who swallowed a spider, tell her to cough it up. Spiders and insects living near a mercury-contaminated river contain unusually high levels of the toxic metal, and it is turning up in area songbirds, a new study finds.
“We think of mercury as an aquatic problem,” comments
wildlife toxicologist Tony Scheuhammer of National Wildlife Research Centre in
Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.