Perky-Pet Green Antique Hummingbird Feeder. The Perky-Pet Green Glass Antique Bottle Hummingbird Feeder is one of Perky-Pet brand s most popular decorative feeders used to attract hummingbirds. The elegance and style of the glass antique bottle along with its brushed copper accents will add a touch of class to any bird lovers yard. This decorative feeder is a breeze to fill and clean just unscrew the bottle from the base - it s that easy! Hummingbirds near and far will make this feeder a regular stop. Holds 10 oz of nectar.