Harlequin duck (Histrionicus histrionicus) duckling drying off, Lake Myvatn, Iceland, Polar Regions

Harlequin Duck (Histrionicus histrionicus) duckling riding on its mother's back, Lake Myvatn, Iceland, Polar Regions

Harlequin duck (Histrionicus histrionicus) duckling riding on its mother's back, Lake Myvatn, Iceland, Polar Regions

Harlequin Duck (Histrionicus histrionicus) duckling riding on its mother's back, Lake Myvatn, Iceland, Polar Regions

Male harlequin duck (Histrionicus histrionicus), near Victoria, British Columbia, Canada, North America

Adult harlequin duck (Histrionicus histrionicus) in full breeding plumage in the calm waters of Lake Myvatn, Iceland

Breeding adult male harlequin duck (Histrionicus histrionicus) taking flight in Red Bluff Bay on Baranof Island, Southeast Alaska

Breeding adult male and female harlequin ducks (Histrionicus histrionicus) in Red Bluff Bay on Baranof Island, Southeast Alaska

Breeding adult male and female harlequin ducks (Histrionicus histrionicus) in Red Bluff Bay on Baranof Island, Southeast Alaska

Breeding adult male and female harlequin ducks (Histrionicus histrionicus) taking flight in Takatz Bay on Baranof Island, Southeast Alaska

Breeding adult male harlequin duck (Histrionicus histrionicus) in Scenery Cove, Thomas Bay, just outside of Petersburg, Southeast Alaska

Harlequin ducks (Histrionicus histrionicus) take to flight in Little Tutka Bay, on the South side of Kachemak Bay, near Homer; Alaska, United States of America