August 1977 – vol. 70, issue 8, pp 318–331 The Long-eared Owl is notoriously elusive during the nesting season. As with other owls, published information on its breeding biology is sparse. This paper draws on details from four sources: (i) 218 cards submitted to the British Trust for Ornithology's Nest Records Scheme during 1942-74; (2) 107 nests in northern England during 1904-44, meticulously recorded in the diaries of the late Arthu... This article is only available to registered users.To read more, please log in or purchase a subscription.