If you are asking what feeds off other plants and animals, then
I will tell you that an omnivore is something that feeds off plants
and animals. A carnivore is something that only eats other animals.
A herbivore is something that eats only plants.
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carnivores usually feed on dead animals once they kill them
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The thread moves from the spool through the needle to make
stitches on a sewing machine. The thread take-up lever is what
feeds the thread from the spool to the needle as it moves up and
down.