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3
Rhamphocelus, I
January 22, 1958
Barro Colorado

The captive bird has been most uninteresting, but I have been watching its TF's from time to time. These are much the same as before; but there have been, perhaps, a few minor changes. Fanning has been slight or non-existent in most of the TF's I have seen recently and I have now seen quite a lot of TF's which were D-U. These D-U types seemed to be rather commoner than U-D today. I think that the difference between D-U and U-D may be strictly dependent upon the posture and balance of the bird when the TF occurs. 

Rhamphbocelus, I
January 30, 1958
Barro Colorado

A strange [[male symbol]] showed up to visit the captive [[male symbol]], and they had a fine time for a while.

Both birds flew around excitedly, the captive bird back and forth in his cage, the wild bird back and forth around all the trees near the aviary. Uttering a lot of single CN's even more than usual and sometimes repeated quite rapidly, with lots of flicking of the usual sort.

There was a little Fnn, sometimes, during some of the TF's but it was much less common & less extreme than the Fnn which was done by the captive [[male symbol]] when I first got him (The captive [[male symbol]] was rather scared when I first got him, which may suggest that the