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Re: gnaw marks?



Blue Rider wrote:
> 
> Tracy Ford wrote:
> >
> 
> > >
> >
> > When I was up at Dinosaur Provincal Park, years ago, some one brought
> > up a bone with several small 'chew marks' on it. Clive (I think), said
> > it was gnaw marks of a small mammal. I don't know if anyone has written
> > this up
> > or if it really was gnaw marks, but it sure looked like it.
> >
> > Tracy
> 
> I don't know about herbivores, but I do know for a fact that
> porcupines,rabbits, mice, rats, and turtles will gnaw bones they
> encounter.

Porkys, rabbits, mice, and rats all have ever-growing incisors, don't
they?  Conventional wisdom has it that rodents and rabbits chew on lots
of things they don't intend to eat just to keep their teeth worn down.

-- JSW