Alan Murphy / Northern Harrier (Circus cyaneus) female flying, Texas

Hanne & Jens Eriksen / Northern harrier (Circus hudsonius) juvenile in flight. Saskatchewan, Canada, August.

Alan Murphy/ BIA / Northern Harrier (Circus cyaneus) flying, Texas

SCOTLAND: The Big Picture / Group of people protesting to raise awareness of Hen harrier (Circus cyaneus) persecution on Grouse moors. Boat of Garten, Cairngorms National Park, Scotland, UK. August 2017.

David Tipling / Hen harrier (Circus cyaneus) female hunting over plain, Hortobagy, Hungary winter

Eric Medard / Hen harrier (Circus cyaneus) male landing next to female, Mayenne, France. May.

Eric Medard / Hen harrier (Circus cyaneus) male passing food to female during courtship. Mayenne, France. (Note poor quality file, small repro only)

Eric Medard / Hen harrier (Circus cyaneus) female in flight, Mayenne, France. March.

Eric Medard / Hen harriers(Circus cyaneus) male in flight with two females, Mayenne, France. March.

Eric Medard / Hen harrier (Circus cyaneus) male in flight, Mayenne, France. May.

Eric Medard / Hen harrier (Circus cyaneus) male in flight, Mayenne, France. May.

Eric Medard / Hen harrier (Circus cyaneus) in flight with prey, Mayenne, France. May.