ABSTRACT Pellets collected from winter roosts of Hen Harriers Circus cyaneus in Norfolk, Cambridgeshire and Hampshire were examined for plant seeds that occurred with the remains of passerines which would have been caught mostly in open farmland.The predominant seeds associated with Sky Larks Alauda arvensis, Hedge Accentors Prunella modularis, Greenfinches Carduelis chloris, Linnets Carduelis can

...

Stay at the forefront of British birding by taking out a subscription to British Birds.

Subscribe Now