Volunteers needed to track frogs in Rouge wetlands

• The presence of frogs and toads indicates wetland health.

State of play: Volunteers are required to register for a Feb. 21 training session at the Livonia Civic Center Library to learn the calls of local frogs and toads.

• From March through July, volunteers will visit an assigned area within the River Rouge watershed several times a month to document their findings.

Go deeper: Five tips to help frogs and toads in your yard