Osprey & other raptors use feet with sharp talons to help them catch fish or other prey #1 #6 Robins & other perching birds have a long back toe, which lets them grab a perch tightly. Ducks & other swimming birds use their feet like paddles. #5 #2 A woodpecker's hind toes enable it to climb without falling backward. #3 Many fast-running birds, such as the roadrunner have 3 toes rather than 4. Bird pictures from enature.com #4 Pheasants & other birds that scratch the soil for food have nail-like toes.