Odd W. Jacobsen, Factors Affecting Selection of Nitrogen-Fertilized Grassland Areas by Breeding Wigeon Anas penelope, Ornis Scandinavica (Scandinavian Journal of Ornithology), Vol. 23, No. 2 (Apr. - ...

There was not much segregation of food use along the vertical foraging dimensions, although teal Anas crecca and wigeon Anas penelope used invertebrates above the water surface. We propose that the ...

Tweet of the Day is a series of fascinating stories about our British birds inspired by their calls and songs. John Aitchison presents the wigeon. Wigeon are dabbling ducks and related to mallards ...