It’s the height of the spring migration in Maine , and bird enthusiasts are excited about some rare sightings this spring – a male vermillion flycatcher in Bremen, a fieldfare in Damariscotta, and a great gray owl on MDI. Our birding experts will guide us to the best sights for birdwatching as well as help us identify what’s at our backyard feeder. Guests: Jeff Wells , research associate of the Cornell Lab of Ornithology and former bird conservation director for National Audubon Jan Pierson,