Assuming that you're not trying to be humorous, grass is their natural
food, but cows on feedlots are fed mainly grain for the fat and marbling
that it produces. Only a minority are fed solely on grass throughout
their lives.
On 8/7/11 4:44 PM, william wrote:
> On 08/07/2011 06:20 PM, theta wrote:
> check with your local area farmers to see who grass-feeds their
>> cows.
>
> No need. All cows eat grass.
>
> William
>