In a message dated 09/18/1999 4:00:23 PM Eastern Daylight Time,
[log in to unmask] writes:

<< As far as I know there is no gluten in grass seeds, but only in wheat, rye
 and barley. All of them are much taller plants than regular prairie grass.
 Do cows eat grasses that are that tall?

 Then you have the question of where cows are from, before humans
 domesticated them. Possible not in an area where wheat, rye or barley grow.
  >>
It seems to me that the paleolithic cattle would have been much taller [or
longer] that the sad beasts that have survived with us and the other
neolithic-associated runts that have been excluded from munching in the
canopy of the meadow.