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Sam Girouard wrote:

>         Well, a lot of living birds do get a lot of pedal claw
> locomotory-related abrasion. Birds like chickens and pheasants that walk
> around a lot looking for food get especially worn (I believe there is a
> cut-away diagram of this in Bakker's Dinosaur Heresies). If Greg Paul is

I think most of the wear is due to them scratching at the soil, rather
than just walking around.