In response to today's "Scholars' Circle" on KPFK - Sunday, 09/04/2016 12 noon: I wrote: Thanks for an XLNT program. I believe we met years ago at Chapman University at the Yu Torture Memo presentations. Regarding bird communication capability: I have informally studied crows and ravens for about three decades, and for several years I had a red-front Amazon parrot.  After several years during which my parrot had virtually no contact with any other parrots, I t...