The represented article contains the detailed history of records of Short-toed Eagles in Switzerland almost within a century of observations:
• Kéry, M. & B. Posse, 1998 – Auftreten des Schlangenadlers Circaetus gallicus in der Schweiz von 1900 bis 1993 [Distribution of the Short-Toed Eagle in Switzerland from 1900 to 1993] // Der Ornithologische Beobachter, 95: 39-54. – 
(De).
Just some articles containing basic facts on distribution, biology and ecology of Short-toed Eagles in Poland, Ukraine and Bulgaria:
• J. Hordowski, 2015 – Gniazda i lęgi ptaków Polski [Polish birds’ nests and broods]: Gadożer Circaetus gallicus – pp. 515-522. – (Pl).
• С. Домашевський, К. Письменний, 2009 – Змієїд Circaetus gallicus // Червона книга України. Тваринний світ [Red book of Ukraine. Animals]: p. 425. – (Uk).
• B. Tonchev, T. Petrov, S. Stoychev, E. Stoynov, K. Velev, 2007 – Орел змияр Circaetus gallicus // Атлас на гнездящите птици в България [Atlas of the breeding birds in Bulgaria]: pp. 138-139. – (Bg)(En).
Please get detailed information about the September Conference on Short-toed Eagle: Sotto il segno del biancone [Under the Sign of Short-toed Eagle] – (It).
Many thanks to Francesco Petretti for sharing this!
Some news about the migration of ST Eagles in the Italian Peninsula.
Guido Premuda‘s Sunbird.it has been complemented with new papers (It) on the Bibliography page. They all are dedicated to observations of migratory birds of prey in the Apuan Alps /map/ during several consecutive seasons, including records of numerous Short-toed Eagles:
• PREMUDA G., 2011 – La migrazione dei rapaci sulle Alpi Apuane (LU): campo autunno 2011 [The migration of birds of prey in the Apuan Alps: autumn camp 2011]. Infomigrans, 28-2011. – .
• PREMUDA G., 2012 – La migrazione sulle Alpi Apuane (LU): campo Biancone Primavera 2012 [The migration in the Apuan Alps: spring Short-toed Eagle camp 2012]. Infomigrans 29-2012. – .
• PREMUDA G., 2013 – La migrazione dei rapaci sulle Alpi Apuane: campo Biancone primavera 2013 [The migration of birds of prey in the Apuan Alps: spring Short-toed Eagle camp 2013]. Infomigrans 31-2013. – .
• PREMUDA G., 2013 – Alpi Apuane (LU): campo Biancone settembre 2013 [The Apuan Alps: September Short-toed Eagle camp 2013]. Infomigrans 32-2013. – .
• PREMUDA G. & FRANCHINI M., 2014 – Alpi Apuane (LU): campo Biancone settembre 2014 [The Apuan Alps: September Short-toed Eagle camp 2014]. Infomigrans 34-2014. – .
This spring Egidio arrived in his birthplace again. This is a young male Short-toed Eagle fitted with a satellite transmitter in Regional Park Gallipoli Cognato /map/ in 2013 within the project which had been started with participation of Ugo Mellone yet in 2010 and later continued by Giuseppe Lucia.
Short-toed Eagles in Cévennes National Park /map/, review for the previous year:
• Jean-Pierre et Isabelle MALAFOSSE, 2014
– Le Circaète Jean-le-Blanc, résultats pour 2014. Suivi des Rapaces forestiers en Lozère et dans le Parc National des Cévennes [Short-toed Eagle, results for 2014. Monitoring of Raptors in Lozère and in the Cévennes National Park], rapport interne C.R.B.P.O./P.N.C.: 14 p. – (Fr) {rough translation}.
Thanks a lot to Jean-Pierre and Isabelle for sharing the remarkable results of their outstanding large-scale work in the region!
This time fossil remains of an ancient species of Circaetus were found in the vicinity of the Varshets town (Northwestern Bulgaria) /map/. This species had lived in SE Europe about 2.2-2.4 millions of years ago:
• Z. Boev, 2015 – An Early Pleistocene Snake Eagle, Circaetus haemusensis sp. n. (Aves, Accipitriformes) from Varshets, Northwestern Bulgaria // Acta zool. bulg., 67 (1): pp. 127-138. – (En).
The current article, like the prevous one, is represented on a website of the journal Acta zoologica bulgarica.
Many thanks to Guilad Friedemann for kind information about a new project of the KKL Fund – HD Web camera at a nest of Short-toed Eagle in Israel /map/. The online stream and a brief description of the project are available in Hebrew now, the English translation will appear soon. Besides, you can find texts about Guilad’s research in English and in Hebrew, view current data on observations of STE in the country and enjoy a video recently recorded with the installed camera; more clips are also listed on this page now. So help you Google Translate!
UPD May 1st, 2015: the Facebook community has been created for uploading and watching video clips made with the camera.