A new paper on the circuitous migration of Short-toed Eagles from southern Italy /map/ to Africa has been published:
• Mellone U., Limiñana R., Mallìa E. & Urios V., 2011 – Extremely detoured migration in an inexperienced bird: interplay of transport costs and social interactions // Journal of Avian Biology 42: 468-472. – 
(En).
The PDF can be found on Ugo Mellone’s website.