In pictures: Wildlife Photographer of the Year

		Clash of Eagles The photo of a fight between two white-tailed eagles over the carcass of moose in the depths of a Polish winter secured the top prize in the Behaviour: Birds category for Antoni Kasprzak. The competition, now in its 44th year, is run by BBC Wildlife magazine and London's Natural History Museum. An exhibition of the best images from this year's competition opens to visitors of the Natural History Museum, London, on Friday, 31 October 2008