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Re: Shaking up the bird family tree

Quoting "T. Michael Keesey" <keesey@gmail.com>:

Much more often among rails alone -- 2000 years ago, every small Pacific
island had its own species of flightless rail, and the big ones had two or
three, never mind the occasional flightless parrot or duck or ibis or...

Right, see, I knew I was missing some stuff (although I think I counted 1 for parrots and 1 for anserids).

On another note: is there a single instance in all of _Bilateria_ of a
lineage losing flight and then regaining it? (Tinamous aside for the

Didn't someone recently find that in a group of stick insects? I'm afraid I don't have the reference at hand.

Nick P.