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Walt: Add detail to the beginning of sentences.
eat 70 kilograms of grass a day, so they can produce milk and they can stay healthy. 70 kilograms is twice as heavy as me. In winter the farmers, make silage because the grass doesn't grow.
cows four stomachs
Cows have four stomachs, compared to us we have only have one. It is kind of weird them having 4 stomachs, they have to because that is how they make milk. They need 4 stomachs because that is how they make milk.
Milking happens twice a day, every morning and late in the evening. One cow takes 7 to 8 minutes to milk. It can never be missed or they will get very sick, If they don't get milked they might die.
Now days milking machines do all the hard work, so its a easy for the farmers. But in the olden days the farmers had to milk with hands. The cows like getting milked in the machine because it is easy.