GREGARIOUS BEHAVIOUR AMONG MIGRATING HONEY BUZZARDS PERNIS APIVORUSTHAKE MA.1980; IBIS; ISSN 0019-1019; GBR; DA. 1980; VOL. 122; NO 4; PP. 500-505; BIBL. 13 REF.Article

Honey Buzzard Pernis apivorus nest-site selection in relation to habitat and the distribution of Goshawks Accipiter gentilisGAMAUF, Anita; TEBB, Graham; NEMETH, Erwin et al.Ibis (London. 1859). 2013, Vol 155, Num 2, pp 258-270, issn 0019-1019, 13 p.Article

Is there a connection between weather at departure sites, onset of migration and timing of soaring-bird autumn migration in Israel?SHAMOUN-BARANES, Judy; VAN LOON, Emiel; ALON, Dan et al.Global ecology and biogeography (Print). 2006, Vol 15, Num 6, pp 541-552, issn 1466-822X, 12 p.Article

ZUR BRUTPERIODE EINER GREIFVOGELPOPULATION IM MANSFELD-HARZGERODER BERGLAND IM VERLAUF DER JAHRE VON 1962 BIS 1967 = PERIODE DE REPRODUCTION D'UNE POPULATION DE RAPACES DANS LA REGION MONTAGNEUSE DE MANSFELD-HARZGERODE ENTRE LES ANNEES 1962 ET 1967TRAUE H.1978; FOLKE; DDR; DA. 1978; VOL. 25; NO 1; PP. 6-11Article

The use of thermals by soaring migrantsLESHEM, Y; YOM-TOV, Y.Ibis (London. 1859). 1996, Vol 138, Num 4, pp 667-674, issn 0019-1019Article

Timing of breeding and nesting success of raptors in a newly colonized area in north-east BelgiumDRAULANS, D.Le Gerfaut. 1988, Vol 78, Num 4, pp 415-420, issn 0251-1193Article

Differential use of thermal convection by soaring birds over central IsraelSHAMOUN-BARANES, Judy; LESHEM, Yossi; YOM-TOV, Yoram et al.The condor (Los Angeles, CA). 2003, Vol 105, Num 2, pp 208-218, issn 0010-5422, 11 p.Article