They feed horses, don't they?
In a hard winter with many feet of snow on the ground, Western ranchers will airlift hay out to their starving cattle, likewise on the Midwestern and Eastern farms.
Many of us feed the wildlife nearby when they are having difficulty finding food.
None of us expects our dogs and cats to be able to open their own cans of food, even though there are times when we wish they could feed themselves.
We quietly tend to all living things that fall within our sphere of influence, and many that do not.
Even if Terry Schiavo told her husband not to take extraordinary measures to keep her alive, did she specifically say, "Please do not feed me?"
When did providing someone or something with food and water become "extraordinary" life sustaining measures?