📖 Britain’s Birds: An Identification Guide to the Birds of Britain and Ireland by Rob Hume, Robert Still, Andy Swash, Hugh Harrop and David Tipling (Princeton WILD Guides, Second Edition, 2020) [Beg]
📖Collins Bird Guide by Lars Svensson and Killian Mullarney (Collins; 2nd edition 2010) [Beg]
📖Owls & owl pellets (FSC Fold-out chart) [Beg]
📖The Crossley ID Guide Britain & Ireland by Richard Crossley & Dominic Couzens (Princeton University Press, 2014) [Adv]
📖Top 50 garden birds (FSC Fold-out chart) [Beg]
📖Wetland Birds (FSC Fold-out chart) [Beg]