Heterotrophs get food by eating other living things.
Animals are heterotrophs, or other-feeders.
Animals get food by eating other living things.
How do animals get their food?

[A] absorb light energy
[B] They have thick fur
[C] eating non-living things
[D] converting mass to energy
[E] eating other living things
[F] photosynthesizing
[G] taking up nutrients from soil
[H] it keeps an organism warm