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Re: MINKE AND BLUE WHALES TOGETHER..
>From: "D.W.Naish" <email@example.com>
> ACTUALLY, new cladograms based on analysis of
> the cetacean cytochrome 'b' (in mitochondrial DNA?) show the rorqual genus
> _Balaenoptera_ to be polyphyletic. _Eschrictius_ (grey whale) seems to be
> the rorquals ..., and close to
> _Megaptera_ (the humpbacks) and the traditional _Balaenoptera_ ...
> The piked whales are an out-group to this clade,
I find this *really* hard to accept. The rorqual feeding structures
are so specialized, and so *extremely* *similar*, I find it hard to
see how they could be convergently acquired - even down to the expanding
Is it possible that the grey and humpbacks have *lost* the rorqual
adaptation? This would make the rorquals *para*phyletic, not poly-
The peace of God be with you.