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Re: Back-evolution of limbs.
Many birds use the wings in courtship displays as well as threat
Swans and geese use their wings as weapons.
> firstname.lastname@example.org writes:
> << That said, you do raise an interesting question. Do any living birds use
> their wings for anything other than flight (or swimming)? >>
> Many birds use their wings for brooding and shielding the eggs and the young
> from the elements.
> Rachel Clark