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.

Roger Powell / Pair of Montagu's harriers (Circus pygargus) undertaking a courtship food pass, Castro Verde, Alentejo, Portugal, April.

Hermann Brehm / Montagu's harrier (Circus pygargus) female balancing on post, Germany. June

Hermann Brehm / Montagu's harrier (Circus pygargus) male balancing on post, Germany. June

Hermann Brehm / Montagu's Harrier (Circus pygargus) female in flight, Germany, July.

Hermann Brehm / Montagu's Harrier (Circus pygargus) prey transfer from male to female, Germany, July.

Hermann Brehm / Montagu's Harrier (Circus pygargus) female flying low, Germany, July.

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

Sylvain Cordier / Montagu's harrier (Circus pygargus), adult female on rock, Caceres, Extremadura, Spain, May.