Bufflehead x Hooded Merganser hybrid (right, with Bufflehead), Firestone Gravel Pits, Weld County (Colorado, USA), 2nd May 2017 - copyright Steve Mlodinow| Bird Hybrids
Common Goldeneye x Hooded Merganser hybrid, Ottawa River (Ontario, Canada), 26th October - copyright Gordon Johnston| Bird Hybrids