In a message dated 06/11/2007 13:25:47 GMT Standard Time,  
[log in to unmask] writes:

Von  Frisch's realization that dances carry spatial information was surely 
one of  the major discoveries in behavioral biology in the twentieth  century


Although von Frisch did much work on the dance language and refined ideas,  
Pettigrew wrote about it in 1875, before von Frisch was born.
 
Chris



   

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