Of course, they're given to animals to keep them healthy enough so we can eat them.
If you cut back on keeping them healthy, you're cutting the amount of food available for human consumption.
I recently re-read the fantastic Ishmael[1] which does a fantastic job of explaining the crazy things we've done to increase our food supply in the last 10,000 years.
> If you cut back on keeping them healthy, you're cutting the amount of food available for human consumption.
You are cutting the amount of meat and dairy available for human consumption, not food. Eating animal products is not a terribly efficient way of getting nutrients.
If you cut back on keeping them healthy, you're cutting the amount of food available for human consumption.
I recently re-read the fantastic Ishmael[1] which does a fantastic job of explaining the crazy things we've done to increase our food supply in the last 10,000 years.
http://en.wikipedia.org/wiki/Ishmael_%28novel%29