Syd Curtis wrote:
>
> Hi Laurie,
>
> I reckon your Lyrebird was an Albert. You would need to be well
> down Stanthorpe way to get Superbs, and out of logrunner country I suggest.
> Rainforest? If so, definitely Albert. All lyrebirds east and north of
> Killarney are Alberts, if that helps.
>
> The two species can be distinguished on the male breeding season song, but
> the geographic variation within Superb song is greater than the least
> difference in song between the two species. The voice quality is sufficient
> to distinguish them, but only if one is familiar with both species songs.
>
> In the winter breeding season one can usually stalk the sound and find a
> Superb's mound. That is diagnostic.
>
> Syd
>
Thanks Syd.
I normally don't like using geographic criteria for picking species [the
fate of Bertrand Russell's inductivist turkey springs to mind],
particularly when the zone of separation is less than 500 km.
I take it that superbs have not be sighted inside the scenic rim?
Regards, Laurie
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