Roly Poly Bugs Threaten Fish Populations

Roly-poly bugs may be a source of fun for kids and adults but these little bugs that form into balls at the slightest touch are causing problems for some threatened fish.

New research finds steelhead trout in a stream on the California coast accumulate mercury in their bodies when the fish eat roly-polies and similar terrestrial bugs that fall into local waterways.

LINK (via: Daily Post)

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