January 2011 – vol. 104, issue 1–39 Ecology and habitat use of crossbill species in Scotland The Common Crossbill Loxia curvirostra, Parrot Crossbill L. pytyopsittacus and Scottish Crossbill L. scotica all breed in Abernethy Forest in Scotland, at least in some years. Detailed studies there have revealed how they differ in their food and habitat selection. The Parrot Crossbill is the largest, in both body and bill size, and Commo... This article is only available to subscribed users.To read more, please log in or purchase a subscription.