Meet Trapper, the dog helping Minnesota's DNR sniff out invasive zebra mussels
Invasive zebra mussels have infested five percent of Minnesota’s treasured lakes, rivers and waterways, where they gobble up nutrients that native fish and plants need. So to keep them from spreading, the state’s Department of Natural Resources is using specially trained K-9s to sniff them out.
Go Deeper.
Create an account or log in to save stories.
Like this?
Thanks for liking this story! We have added it to a list of your favorite stories.












