What metabolic process takes place causing heat release?

ATP hydrolysis

Explanation: ATP hydrolysis is an exergonic process where the phosphate bonds are broken to release energy in the form of heat. (ncbi.gov)

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.

the actual answer was 160934