John Waters / Mixed flock of Wigeon (Anas penelope) and Northern lapwings (Vanellus vanellus) disturbed by hunting Marsh Harrier (Circus aeruginosus), Greylake RSPB Reserve, Somerset Levels, England, UK, December.

Ingo Arndt / Close up of foot of Hen harrier {Circus cyaneus}

Ingo Arndt / Close up of foot of Hen harrier {Circus cyaneus}

Alain Ghignone/ BIA / Montagu's Harrier (Circus pygargus) male landing, Andalusia, Spain

Hermann Brehm / Montagu's Harrier (Circus pygargus) female landing, Germany.

Joris van Alphen / Montagu's harrier (Circus pygargus) preparing to land at her nest, clasping a songbird. Viewed from below. Groningen, the Netherlands. July.

Joris van Alphen / Montagu's harrier (Circus pygargus) mother attempting to shelter her chicks from the rain, Flevoland, the Netherlands. July.

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

Markus Varesvuo / Marsh Harrier (Circus aeroginosus) male hunting, Porvoo Finland

Markus Varesvuo / Marsh Harrier (Circus aeroginosus) male hunting, Porvoo Finland. Magic Moments book plate. Duplicate of 1179280

Markus Varesvuo / Hen Harrier (Circus cyaneus) flying, Liminka Finland July

Markus Varesvuo / Hen Harrier (Circus cyaneus) flying, Liminka Finland July