1st photo: An adult male. Peaks Island, Maine, USA, 31 July 2015
2nd & 3rd photo: An adult female (no white near the eye). Peaks Island, Maine, USA, 31 July 2015
4th photo: Females & one immature male (overall darkish with white breast). Peaks Island, Maine, USA, 31 July 2015
5th photo: A female. Gilsland Farm Audubon Center, Falmouth, Maine, USA, 7 August 2017