Bunny Wonder Sifter Bird Feeder Our Bunny Wonder Sifter-Style Bird Feederis a durable hopper-style feeder that Eliminates Unappetizing Feed Fines and Dust; it has a Full Screen Back that sifts out fines yet Prevents Pellets from Falling Through. Our Bunny Wonder Solid-Style Bird Feederis a durable hopper-style feeder that is recommended to Use When There is Little or No Problem of Fines or Dust The Handy Flip Open Lid on Top makes filling and feeding Quick and Easy; its not just for birds, its also great for Rabbits, Chickens, Guinea Pigs, and Other Small Pets Sturdy Feeder Keeps Pets Fed and Lets You Refill Pellet Food or Timothy Hay Less Often; helps keep the Cage Cleaner and Reduces Wasted Food Pellet feeder gives a Continual Supply of Food, while Eliminating Feed Scratching and Waste;having food up and out of the way helps Keep Pet Urine and Droppings Separate from the Feed Totally Riveted, Galvanized Aluminum is Built to Last; no worries of the bottom pan overflowing; be sure to Check Out All Available Styles and Sizes