it is called waste
30 - 17 = 13 Food Remaining: 13
the remaining food is now called faeces and excreted out.
so the acids in stomache dissolve the food
They are called ruminants because they have a four chambered stomach (Rumen, Abomasum, reticulum, omasum), food will enter the rumen and then the animal will then (during its resting period) regurgitate the food re chewing it and then swallowing it where it then enters the remaining three stomachs (this process is called chewing cud and is repeated until all food is digested).
There are only two pieces of pie remaining.
Yes.
Remander
Crops are necessary , without crop there is no food. And food is necessary for human body for remaining alive.
The wasted space is called slack.
When a husband dies the wife is called his widow.
It is called a meteorite.