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[[circled]] 4 [[/circled]]

[[margin note in red]] Gen [[/margin note in red]]
seem to do so here ([[underlined]] i.e. [[/underlined]] the common Banleuterus, several species of Diglossa, Thraupis cyanocephala). This might suggest that, although the habit of associating in mixed flocks may help a species to spread, it is often disadvantageous [[underlined]] after [[/underlined]] the species has occupied a new area.  This, in turn, would suggest that a species will usually have to spread to new areas in a hurry, once it has developed the habit of associating in mixed flocks, before the habit is selected against and the chance to spread is lost.

September 26, 1962
Paramo La Negra

See today's notes on Mixed Diglossini

September 29, 1962
Above Guasca

Ca. 9:15 this morning I came across a large mixed flock.  The most brilliantly colored I have ever seen.  Including bright red, orange, yellow, white, grey, black, brown and blue! The only color(s) missing were greens, including olive

[[margin note in red]]IV HO[[/margin note in red]]
[[margin note in green]]24  26  24 [[/margin note in green]]
[[numeral in red]]1[[/numeral in red]]
The birds definitely identified as being associated with this flock were: [[numeral in red]]1[[/numeral in red]] [[3 green check marks]] 3 inds. of one Atlapetes-like species (no. XV); [[numeral in red]]2[[/numeral in red]][[2 green check marks]] a pair of another undoubted Atlapetes species (no. XIV); [[numeral in red]]3[[/numeral in red]] [[2 green check marks]]a pair of Fire-bellies; a pair of brilliant blue[[numeral in red]]4[[/numeral in red]][[2 green check marks]] and orange "tanagers" (no. XVI);

Transcription Notes:
where numerals in red appeared in the text, there were also 2 or 3 green check marks