Viewing page 69 of 751

This transcription has been completed. Contact us with corrections.

69

Atlapetes, Apr. 18, 1962, II.

incident. Rather irregular. Not including real St. Accompanied by at least some CR. Couldn't see if Thflff also present or not. Many (at least) of the ECN's must have been uttered during the Bowing.

This behavior almost certainly not provoked by me, as I heard the ECN's long before I got near the birds.

Again I was surprised by how conspicuous the birds were when uttering ECN's. It is obviously significant, therefore, that this dispute "attracted" one Chestnut-capped Bush-finch and one Brown-capped Bush-tanager!

The Chestnut-capped Bush-finch just hopped along the ground and through the shrubbery in the direction of the disputants. With extreme Thflff and CR, and a little irregular Bowing. Apparently quite silent.


Atlapetes, I
April 19, 1962
Cerro Punta

Working along ravine at upper border llanos this afternoon.

3:05. Come across 2 or 3 Yellow-throats. Uttering lots of ECN's. With lots of Bowing. No extreme St's. Little or no CR or Thflff. Perhaps reacting to me.


Atlapetes, I
April 20, 1962
Cerro Punta

Working along ravine just above Llanos this afternoon.

Flushed a single Chestnut-cap 5:58 p.m. The bird utters 2 ECN's as it bursts from the undergrowth, in flight. Quite like the