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41 
Mixed Diglossini, Sept. 24, 1962, VIII

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roximately 1 ft to 20 ft off ground. Usually nearer the lower limit than the upper.

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This time I got a very good view of the Inters, Post-ocular stripes quite conspicuous. Blue rump. Colors less bright in shade than in sunlight, but still impossible to confuse with Glor. 

[[image: sketch of bird]] blue

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The Inters spent most of their time probing into dry fruits (which looked much like old, shriveled, brown, hack-berries - but definitely were not). Presumably probing for insects. The Basileuterus-type warblers spent relatively little time probing these fruits. Picked up insects (off leaves, twigs, etc., elsewhere). Nevertheless, the two species were seldom far apart.

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Twice the Inters definitely followed the Basileuterus-types; once the Basileuterus-types definitely followed the Inters. The space between an individual of one of these species and the nearest individual of the other species ranged from approximately 6" to 20 ft. Usually 1, 2, or 3 feet. This was quite a well integrated flock!

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The Inters were largely silent. Uttered occasional single "Trit" notes. Not very loud. Once, however, one of the Inters (Presumably ♂), immediately after probing a black-berry-like fruit, flew straight to its mate and fed her. Presumably some small insect (too small for me to see). At the moment the food was handed over, one of the Inters uttered a soft "Tit-a-tee". Brief song????

The Basileuterus-types uttered a lot of soft "feeet" and some soft "fa-reet" notes while they were moving about. But, like the In

Transcription Notes:
Basileuterus