If you love watching the bright colors of the finch family of birds in your backyard, then this Perky-Pet Select-A-Finch Tube Feeder is for you. The perches rotate to serve the finch you select. Place the perch below the thistle port to serve all finch or place the perch above the thistle port to serve only Goldfinch who feed upside down. The yellow flower shaped ports are not only attractive, the birds will like it too. This plastic finch feeder holds.60 lb. of thistle seed. Remember to clean your wild bird feeders every two weeks with a mild soap and water solution.