TY  - RPRT
TI  - Social foraging classes in raptorial birds
AU  - D. H. Ellis
AU  - J.C. Bednarz
AU  - D.G. Smith
AU  - S.P. Flemming
PY  - 1993
DO  - 10.2307/1312102
UR  - https://pubs.usgs.gov/publication/5222921
ID  - 5222921
ER  -