Butterfly, bird walk
Learn about butterfly and bird identification on a guided walk led by experienced naturalist Matt Mills on Saturday from 11 a.m. to noon. The event takes place at Urquhart Butterfly Garden, Centennial Park in Dundas. The walk will be cancelled if it rains. Wear a hat and bring a chair. The Summer Series runs every Saturday until Sept. 2. urquhartbutterfly.com.