http://www.RollerFeeder.com/ Downy & Hairy woodpeckers up to Red Bellied - Chickadees and both White and Red-Breasted Nuthatches, often use the cling-ridge to grasp-on while feeding - the cling ridge is designed for birds that prefer clinging on a feeder to pick seeds. Also shown are House Finches & Goldfinches feeding from squirrel proof roller-feeder, they prefer perching while visiting feeders.
