Birds of prey may be thought of as fierce foes, but scientists find that some males disguise themselves as peaceful females. These males belong to a species of raptor known as the marsh harrier. Using ...

One of the most spectacular sights at RSPB Old Hall Marshes is the magnificent Marsh Harrier arriving in droves to roost during the winter. The resident breeding population is added to by birds ...

I remember clearly my first ever sighting of this bird. All raptors are wonderful to watch in flight, but there was something truly special about a first marsh harrier (Circus aeruginosus). The ...