Search results

(1994). Crows and Jays. Helm Identification Guides. pp. 95–97. ISBN 978-0-7136-3999-5. (although the text accompanying plate 11 states "some 35 races",...

the crows, jays and magpies of the world. London: A&C Black. ISBN 978-0-7136-3999-5. Carpenter, Anita (February 2003). "What Color is a Bluejay?". Wisconsin...

crows, jays and magpies of the world. A & C Black. pp. 132–133. ISBN 978-0-7136-3999-5. Goodwin, Derek; Gillmor, Robert (1976). Crows of the world. London:...

the World. London, United Kingdom: A & C Black. pp. 136–37. ISBN 978-0-7136-3999-5. Cramp, p. 133. Cramp, p. 134. Cramp, p. 132. Ogilvie, Richard B.;...

Identification Guides. London: Christopher Helm. pp. 179–181. ISBN 978-0-7136-3999-5. "Common Raven". Audubon Society of Portland. 2012. Retrieved 6 November...

magpies of the world. London: Christopher Helm / A & C Black. ISBN 978-0-7136-3999-5. "Grassholm Island". Visit Pembrokeshire. Retrieved 8 November 2018...