A bittern or marsh harrier is liable to pop up from the reeds and the young harriers are being taught to fly now.
From the independent.co.uk
Female marsh harrier flying over a coastal reedbed.
From the guardian.co.uk
Extinct in Britain by 1900 as a result of habitat loss and hunting, the marsh harrier recovered, only to be reduced to one breeding pair in the 1970s.
From the guardian.co.uk
In the five years since we came here, I have recorded eight species of raptor flying over the garden, including hobby, peregrine, merlin, osprey and marsh harrier.
From the guardian.co.uk
Birds of prey such as the great horned owl and northern harrier or marsh hawk are the major predators of the rabbits.
From the en.wikipedia.org
Here in Somerset we regularly see marsh harriers, and during the winter the occasional hen harrier drops in too.