BREEDING BIOLOGY OF THE BEARDED VULTURE IN SOUTHERN AFRICA, PART III: THE POST-NESTLING DEPENDENCE PERIOD

References

• Alonso , J. C. , Gonzalez , L. M. , Heredia , B. and Gonzalez , J. L. 1987 . Parental care and the transition to independence of Spanish Imperial Eagles Aquila heliaca in Donana National Park, southwest Spain . Ibis , 129 : 212 – 224 .
   Web of Science ®Google Scholar
• Brown , C. J. 1988 . “ A study of the Bearded Vulture ” . In Gypaetus barbatus in southern Africa. Ph.D. thesis, Universit of Natal, Pietermaritzburg
   Google Scholar
• Brown , L. h. 1976 . Eagles of the World London : David & Charles .
   Google Scholar
• Brown , L. H. , Urban , E. K. and Newman , K. 1982 . The birds of Africa Vol. 1 , New York : Academic Press. .
   Google Scholar
• Cramp , S. and Simmons , K. E. L. , eds. 1980 . The birds of the western Palearctic Vol. 2 , Oxford : Oxford University Press .
   Google Scholar
• Newton , I. 1979 . Population ecology of raptors Berkhamsted : T. & A. D. Poyser. .
   Google Scholar
• Odum , E. P. and Kuenzler , E. J. 1955 . Measurement of temto and home range size in birds . Auk , 72 : 128 – 137 .
   Google Scholar
• Robertson , A. S. 1985 . Observations on the post-fledging dendence period of the Cape Vulture . Ostrich , 56 : 58 – 66 .
   Web of Science ®Google Scholar
• Rowe , E. G. 1947 . The breedin biology of Aquila verreauxi Lesson . Ibis , 89 : 576 – 606 .
   Web of Science ®Google Scholar
• Steyn , P. 1982 . Birds of prey of southern Africa Cape Town : David Philip. .
   Google Scholar
• Trivers , R. L. 1974 . Parent-offspring conflict . Am. Zool. , 14 : 249 – 264 .
   Google Scholar