HAPPENIN’ OTSEGO for THURSDAY, MAR. 22 Blackbird Presentation COMMUNITY PROGRAM – 6:30 p.m. Patricia Szarpa, Executive Director, Otsego Land Trust, shares how to identify different species of blackbirds in her presentation “Birds of a Feather Flock Together: Blackbird ID.” Woodside Hall, 1 Main St., Cooperstown. Call 607-547-0600, ext. 101 or visit www.facebook.com/Woodside.Hall/ EXHIBIT RECEPTION – 5 – 7 p.m. Public reception for the opening of “Old Dog, New Tricks.” An exhibition of oil paintings exploring a range of portraits by artist Page,…