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idity.  (An indirect adaptation - primarily a means of surviving in dense vegetation.  Especially forests.)

September 5, 1965
Paramo Zumbabdor

Going to work in the same area this morning.  Arrive 6:09 am.  Just getting light.  This is just within lower limit fog level this morning.  Cool.  Little wind.

First few miscellaneous bird sounds ca. 6:12 am

Then Lafs begin to sing vigorously (described elsewhere).  But there is very little, or nothing, else in the way of [[underlined]] early [[/underlined]] bird song.  I.E. [[underlined]] most [[/underlined]] of the species here (apart from Diglossas) probably are [[underlined]] not [[/underlined]] in breeding condition.

6:44.  Hear [[underlined]] nigrocristatus [[/underlined]] Rattles and Flourishes approximately same place where species first seen yesterday morning.  Low in AS.  Then, 6:52 am., pair PL's appears 50 ft downhill.  Also low in scrub.  Uttering occasional "greeting". Moving gradually uphill in direction of [[underlined]] nigrocristatus. [[/underlined]] I.E. it looks as if flock is forming!

It would appear that the [[underlined]] nigrocristatus [[/underlined]] from the "original" nucleus of the "first" mixed flock here.

Fog lifting 6:38 am.

Lafs stop singing 6:59 am.  And [[underlined]] immediately [[/underlined]] single Cy appears in area.  Sings repeatedly.  NODWAH.  But overlapping [[underlined]] nigrocristatus [[/underlined]] Rattles and Flourishes at random.  Singing from several perches in different trees 15 - 25ft up.

[[underlined]] At same time [[/underlined]], at least 1 White beard and 2 Little Striped flycatchers appear in same general area. 6 - 15 ft up.

[[underlined]] All 3 species congregate near PL's. [[/underlined]] Then the [[underlined]] nigrocristatus [[/underlined]], who