Sally, a Montagu's harrier, was part of one of only four breeding pairs of the bird in the UK. She was last seen near her Norfolk breeding site on 6 August, then her satellite tracker went dead.

Though there are 16 different Harrier species, only three species — Montagu's harrier (circus ... the next season," he pointed out. Though female Pied Harriers (circus melanoleucos) are rare ...