When my knees click as I climb the stairs I interpret it as generally
bad news concerning advancing age.
But apparently Elands make their knees click as an indicator of sexual
prowess ..... I'll go with their version in future !
http://news.bbc.co.uk/2/hi/science/nature/7707141.stm
(contains a sound sample)
Chris
"While a picture is worth a thousand words, a
sound is worth a thousand pictures." R. Murray Schafer via Bernie Krause
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