Hendrickson 1950 Journal Oct. 25 5 km. N. Villavicencio, 1400 ft., Huila, Colombia, S.A. the islands. The tall candelabra-like ("cardoz") cactus common to the region is rather abundant here. I collected several orchid-like epiphytes off the green stems of this cactus. In the afternoon Perico and Paulino took a piece of diaper cloth and a strainer and collected 81 fish (#1452) and a partly-metamorphosed tadpole (#1451) from the quebrada 3 of camp. Three types of fish can easily be distinguished in the collection they obtained. I bought a small, very tame parrot from 2 girls who brought it and another out to sell to me. I seem to be unable to develop any immunity to gnat bites. I estimate that at the present time I am accumulating my third series of "bites-upon-bites" on the skin of my forearms. It is difficult to stop writing about the exquisite irritation of these solidly-massed bites! At about 9:00 P.M. I heard a Durioyon thou's "whine" near camp. At least the cry I heard (almost like that of a newborn infant) immediately reminded me of the voice of this animal as 18