Amazon offers its Prime members the Perky-Pet Green Antique Bottle 10-oz. Glass Hummingbird Feeder, model no. 8108-2, for $13.21 with free shipping. (Non-members can get free shipping with orders of $35 or more; otherwise, shipping adds $6.49.) That's the lowest total price we could find by $6. It features a metal hanger, four feeding ports, and brushed copper accents.