Have you checked out "Beyond Your Backdoor"? It's a nature store and a new division of Lesser Jewellers.
Large: 28 inches high, 14 inches wide, 8 inches deep
Medium: 20 inches high, 9 inches wide, 5.5 inches deep
Small: 10 inches high, 6 inches wide, 3 inches deep
Price range: $28.98 - $113.00