Perky-Pet® Window Bird FeederEnjoy having your favorite birds right outside your window with the Perky Pet Window Bird Feeder. Attach it directly to your window for easier bird watching from the best seat in your house. The large entrance and strong suction cups will accommodate even large birds like cardinals. This feeder features a removable tray making it easy to fill and clean without detaching from the window. One things for sure, this feeder promises intriguing sightings