that's also my understanding as well Phil from what I've seen here & read from
others too...
I suspect the immature plumage being rufous moults into the totally black of
the adult plumage after an=bout 12 months.
cheers,
martin cachard,
cairns
> From:
> Date: Fri, 10 Oct 2014 12:33:51 +1000
> To: ;
> CC:
> Subject: [Birding-Aus] Black Butcherbird
>
> The Black Butcherbirds here at Kuranda also have rufous young which change
> gradually to black, and personally I doubt the existence of a rufous morph as
> such, I suspect it's one of those things that gets into the literature and
> then stays there. It is possible they might breed in subadult plumage I
> suppose, but I would expect them to moult into black plumage later.
> Phil Gregory
>
> Website 1: Http://www.sicklebillsafaris.com
> Website 2: Http://www.cassowary-house.com.au
>
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