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June 3 V
!! Again.  By different bird.
[drawing of bird head] One hood shape during AC.

N Pair at it again 9:17.  Including PAT in their ch. Near N wander in another territory, get involved in disputes.  Fly back to their own territory.  Choke together.  Than AC together.  ♀ attacks ♂.  He does O. Bother U-HF. ♂begins O pr.  Bother relax 9:23
Again N Pursuit of A.C. at rowetting or other.  Both U Both choke.  Up in U.  One of them T's.  Bother U Both relax.  Then ♂ OL-T.  Both choke and so on and so forth.  (I think that their ch. bouts are correlated with bursts of screaming in neighborhood) 9:37

Quiet again 10:05

Ch (by ♂ at least) must be accompanied either by regurgeint. mov. or lowering of hyoid bone.  "Swollen chin" effect.  
N have left now 10:12.  But before they went, the ♂ ch., ♀ ch and T in apparent response.  

Birds beginning to gape in heat now 10:20

Saw Male feed female at crest relief.  Quite typical procedure.  No sign of ch.

N pair back 10:31.  ♀ Begins T and FB almost unused.  
♂ starts "oooo" "ooooah" type of ♂ FC unused.  Bends head down 
!!to ground several times.Also does a few T's himself.His T's tried to be from lugher posture three  secs, but both irregular.  Finally he 
!!regurges and she feeds greedily.  Then the whole performance repeated.