Winter Crow Roost: back to north side?
Conditions: mostly cloudy, wind SW 5 MPH, 39F: sunset time 4:56PM Out on Crow Patrol with John and Dugan starting just after 4:30PM. Steady light stream of Crows incoming from the SW and NW, moving in flight from upriver towards staging area in trees on the south side of the Merrimack River and in the trees