A cow needs to eat food for the same reason you need to eat food: to live and be able to function. If you or a cow does not nor cannot eat food, you or that cow will starve to death, or become so thin and weak that you will not be able to move or function properly to survive.
They eat grass.
Humans, and any other carnivore (or omnivore) that is higher up on the food chain than a cow is will eat a cow, either by killing and eating it, or scavenging a cow's carcass.
they 8 a cow
they 8 a cow
According to a food web...nothing...well that's the food web...I eat beef.
An energy stored in food you eat called pig cow and dogs
how your cow and goats eat
Usually in Hinduism you eat vegetarian food. You are forbidden to eat beef or cow meat.
Carnivores in the food chain would eat cows. This is because carnivores eat meat and cows have meat in them.
You can actually get a great variety of food from a cow. The most popular would probably be hamburger. However, you can also get steak, roast, and liver. Some people like to eat the tongue and brain as well, but I don't recommend it.
Humans. in some countries snake is a delicacy
It depends on the size of the shark and the size of the food. You can't eat a cow whole but you can one hamburger at a time.