Gail Sartori photographed a Canada goose, a Cooper's hawk, red-winged blackbirds, a brown-headed cowbird, and a yellow-rumped warbler at the Assabet River National Wildlife Refuge in Maynard.
Birds at Assabet River National Wildlife Refuge
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Norm Levey photographed this hummingbird clearwing moth in Lincoln.
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Steve Forman photographed ruby-throated hummingbirds, and orange sulphur, a Baltimore checkerspot, a cabbage white, a red-tailed hawk being mobbed by smaller birds, and a turkey vulture at Breakneck Hill Conservation...