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This is one more article from the Ardeola website: • IRIBARRER, J.J. and RODRÍGUEZ-ARBELOA, A.., 1973 – Observaciones en un nido del Águila Culebrera (Circaetus gallicus), Navarra 1972 [Observations on a nest of Short-toed Eagle, Navarra 1972] // Ardeola 19(1), 101-106. – (Es) /map/. The text was published in 1973 including some black-and-white images. The […]

Here you can acquaint yourself with the work on the wintering of Short-toed Eagle and Booted Eagle in Spain: • José Enrique Martínes y José Antonio Sánchez-Zapata, 1999 – Invernada de Aguililla Calzada (Hieraaetus pennatus) y Culebrera Europea (Circaetus gallicus) en España [Wintering of Booted Eagles and Short-toed Eagles in Spain] // Ardeola 46 (1): […]

Please read the text written by Guido Premuda together with Andrea Corso dedicated to determination of Short-toed Eagle’s age and sex by plumage characters: Il piumaggio del Biancone: età, sesso e morfismo (It) which could be used as a hand book for the field work. Also the photo and a list of full texts of […]