004240000a2200145000450024500730000065000270007365000220010065000150012265000090013765100330014665300320017904100130021110000230022477300310024710aFood habits and social organization of Acorn Woodpeckers in Colombia14aHábitos alimentarios14aEstructura social14aEtología14aAves 4lCordillera centralpColombia  gQuercuseQuercus humboldtii0 aInglés1 aKattan, Gustavo H.1 tCondor3138q100-106d1998