Citation
Gilroy, J.J., Anderson, G.Q.A., Grice, P.V., Vickery, J.A., Watts, P.N. & Sutherland, W.J. 2009. Foraging habitat selection, diet and nestling condition in Yellow Wagtails Motacilla flava breeding on arable farmland. Bird Study 56: 232. doi:10.1080/00063650902792080