On Fri, 05 Jun 2009 13:35 +1000, "Michael Hunter"
> Hi All,
> Has anyone out there have any actual evidence that tape playback
> in moderation is actually harmful to birds?
> Is playing a tape, or pishing for that matter, until the bird
> appears, any worse than invoking the natural behavior of a bird
> chasing away a territorial intruder? Any worse than causing a
> bird to fly or run off when following it with a pair of
> Professional bird guides from many different companies in
> Europe and the Americas return to the same territories again
> and again, year after year, with their tapes, the same birds
> keep responding. Playing the tapes doesn't seem to worry the
> birds any more than another intruding bird does.
> Does anyone have proof rather than opinion to the contrary?
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So many birds, so little time......
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