Which of the following is an example of homeostasis? An organism that can

Homeostasis is a resistance to change.

Explanation: There are many other examples of homeostasis in biology, like the pH of blood and the concentration of ATP in a cell.

there really is life in the deepest part

sheep is a herbivore animal whereas grasshopper belongs to the class chordates but both of them feed on greens.  

if grasshopper and sheep feeding on a pasture land, i do not think both of them will have any impact on each other. however, the number of the species can make difference. since sheep feed on greens, there is a possibility there left no pasture land for the grasshoppers or they may get extinct.