WATERVILLE — The Humane Society Waterville Area will hold its annual All Paws for a Cause pet-a-thon Sunday.

Registration will begin at 9 a.m., the walk will begin at 10 a.m. at the North Street Playground picnic area. Participants will proceed down North Street and along the North Street Recreational Area Trail.

Those who turn in pledges of $50 will receive a T-shirt. Refreshments will be served.

Dogs should be on leashes. Pledge sheets are available on the website hswa.org or at the shelter, 100 Webb Road. For more information, call 873-2430.