A pest collection-disposable device having a means to pull a vacuum or to move air positioned in an elongated air duct forming at least part of the inside of a housing, preferably part of the duct comprises a disposable, telescoping tube containing a pest collector therein or comprising an essentially elongated circular tube containing a flexible flap means, said flap means acting to effect a surge initially of the air flow and spaced down stream a short ways a filter or screen means to stop the pest and when the fan stops, allows the flap to return to its original position to trap the pest between the flap and screen.