Dolphin communication, once again

From: Tom Ford (tjfketos@rcn.com)
Date: Sun Mar 13 2005 - 12:26:37 EST

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    I am unaware of research with dolphins in that area. However Dr. peter
    Beamish has a theory regarding cetacean communication. he can be contacted
    at beamish@oceancontact.com or CETA-RESEARCH inc.

    T.Ford

    > From: Håvard Hegdal
    > Date: Sun, 13 Mar 2005 05:14:20 +0100
    > To: tjfketos@rcn.com, pita@whale.wheelock.edu
    > Subject: Dolphin communication, once again
    >
    > Dear Dr. Tom Ford,
    > While dolphin communication is a bit out of my league, I still find the
    > topic very interesting. It struck me that a nice way to check the actual
    > information content of the vocalizing would be to see how it correlates with
    > complex behaviour. Do males, for instance, make distinct vocalizations
    > before ganging up to raid females?
    > I mean, from an evolutionary perspective we could expect to find a mode of
    > communication covering the entire gamut of dolphin behaviour, complete with
    > intentionality, deception etc. The frequent use of individual signals also
    > makes sense considering the radio-like nature of underwater sound ("Blue One
    > calling, Blue One calling"), and such signals should also be complex to
    > avoid imitation.
    > So I wonder, has anybody looked closely at the timing of dolphin
    > vocalization?
    >
    >
    > Håvard Hegdal
    >
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    > Mobile mail: hovard@ezweb.ne.jp
    >
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    >
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