Hendrickson 1950 Turkey Vulture Oct. 29 5pm N Villavieja, 1400 ft, Huila Colombia, S.A. A Durayon carcass was anchored within view of camp today, in hope of attracting a King Vulture (no success). Numbers of Turkey and Black Vultures came in to the carcass, and several Caracaras also came in (as well as several small hawks - dark with white areas on wings - called "pichilingos" by Paulino). The Black Vultures came in most rapidly and seemed the most "tame". The Black and Turkey Vultures seemed about equal in dominance about the carcass; both dominated the Caracaras, which in turn drove off the "Pichilingos". At one time when three Turkey Vultures and one Caracara were the only birds actively working on the carcass, I was able to keep track of individual birds for about 15 minutes; there seemed to be a distinct peck-order among the three vultures, with one clearly dominant, and one rather clearly the "low man". Occasionally a Caracara would challenge a vulture, but was never able to stand its ground against the larger bird. The caracaras were called frequently - rather like