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                |  Diamond, J. & Bond, A.B. (1999). Kea, Bird of Paradox: The Evolution and Behavior
                   of a New Zealand Parrot. Berkeley, CA: U. of California Press. |  |  
          | 
          
            
              
                |  Diamond, J. & Bond, A.B. (2013). Concealing Coloration in Animals. Cambridge,                   MA: Harvard U. Press. |  |  
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                |  Bond, A.B. & Diamond, J. (2019). Thinking Like a Parrot: Perspectives From
                   the Wild. Chicago, IL: U. of Chicago Press. |  |  |