In a message to Rich Veraa, Pete Hopping wrote:
 RV> Yeah, that sounds right.  Like a contented human two-year-old singing
 RV> to herself.
PH> Exactly! That's exactly how it seems! She's doing this with her
PH> facial feathers fanned over her beak. I understand that that
Isn't that cute?  It's called calyptorhyncis  ("hidden beak").
PH> behavior is in some contexts a submissive thing and in other
PH> contexts a friendly sign or one of contentment.
Just remember that most 'toos have approximately the same intelligence as a 
two-year-old human.  (Moluccans are the smartest, so make that about 27 
months).  They also get into the same kinds of trouble...
       Cheers,
           Rich
http://www.netside.net/~rveraa/
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