Living World Wooden Bird Ladder with 11 steps is an excellent way to provide companion birds with exercise and activity. It can also serve as a perch or as an access way to a perch. The ladder has two hooks for hanging. Made of natural wood, it is perfectly safe for pet birds. Length: 43 cm (17 in) Other Living World Wooden Bird Ladders available: 81501 Living World Wooden Bird Ladder with 5 steps, 25 cm (5.5 in) 81502 Living World Wooden Bird Ladder with 7 steps, 30 cm (12 in) 81503 Living World Wooden Bird Ladder with 9 steps, 38 cm (15 in),