C. humilis 97 6.5 mi. E Teguientlo May 5 Pair gathering nest material - fiber & fruit & May 5-1 plant. Their nest was placed about 9 feet up in a mimosa ? Near the road where there is a narrow border of these plants. Apparently only the male sings the song, with tail fanned & head up, while & trills. Only heard trill from ?. She will give this in answer to imitation of or call after male has been shot. Foraging spots - in flowers of the large cactus - common on arm of large cactus, on branches and about flowers of largest tree. In other deciduous trees. Saw ? take dust bath on ground, Other lundo in some vegetation : Detrus pustulatus, black-capped-type grt catcher (glendart), Caloritta formosa , Amazona albifrons , Centurus sp. (common), Myiarchus sp. (small, common). Few few other spp. Wrens hop along branches. Heard one lone or giving a soft song, apparently looking for mate (?). Pairs evenly spaced - suggests territoriality. Pairs move together - very little singing. When ? sings & trills. Next we saw today was unfinished, just a bowl of little twigs filled nutt plant down. No Thryothorus here. Saw one lino peek at closed cactus flower. Heard both two & three syllable songs but 2 is more common. Once heard two birds duet 1 note song - may have been or & ?.