There are 545 breeding pairs of hen harriers left across the UK The disappearance of another hen harrier is a "serious blow" to the bird's population, police said. John, a sub-adult bird, was ...

Hen harrier Heulwen was last known to be near Ruabon Mountain, Wrexham, on 29 August. A tag continues to transmit even when the bird dies, and with the disappearance of another bird in February ...