Simplify the following text for a Grade 2 native English-speaking person.
Original: Because the Gila monster 's prey consists mainly of eggs , small animals , and otherwise `` helpless '' prey , it is thought that the Gila monster 's venom evolved for defensive rather than for hunting use . A defensive use would explain the Gila monster 's bright warning coloration .
Simplified: The Gila monster can also store food in its tail .