1For Parrots to sharpen their beaks as well as exercise 2The colorful bird toy can better attract the attention of birds 3Reduce stress, prevent depressed parrots from yelling or biting.It can also sharpen a parrot's beak, so it doesn't grow too long to eat properly 4The sound of a bell satisfies the communicative instinct of a social animal 5Can satisfy the parrot likes to play with, disassemble, chewing, foraging instinct, but also can develop brain intelligence