Find The Whistle Escape

Its a dense forest which is found in a remote region of that country. There are tribe people who were living in that remote forest for many generations. One such a tribe has a parrot as his Pet. Usually his parrot flies more distance daily and comes to home for lunch. That day as as usual it flied out and on lunch time there was no sign of it. There is a call-whistle to which the parrot respond and return, that whistle was missing now. Help the tribe get his whistle so that he can recall his cute pet.