It's a food web.
This is often shown in a form of a pyramid.
I think the words you are looking for are food chain?
Every food chain and food web diagram shows the transfering of energy.
Energy Pyramid
Ecosystem For (A+)
Food web
Food web
A food chain.
A network of related food chain is mike as pubic lice
Energy pyramid
in a food chain and a food web what shows the movement of energy
Is a model that shows how much energy is available at each level of a food chain or ecosystem