Heidi Cyr

(credit: CBS)

DNR Begins Annual Frog Calling Survey As Sounds Of Spring Return

The Minnesota Department of Natural Resources is looking for volunteers to help track changes in their population. They say frogs and toads are the best indicators of wetland health.

03/28/2015

(credit: CBS)

Minn. DNR Wants Volunteers For Frog & Toad Calling Survey

The Minnesota Department of Natural Resources is looking for volunteers to help with its annual frog and toad calling survey — where you sit out in nature, simply listen and record what you hear.The Minnesota Department of Natural Resources is looking for volunteers to help with its annual frog and toad calling survey — where you sit out in nature, simply listen and record what you hear.

03/25/2013