This feeder is ideal for those new to bird feeding, or those with small gardens or balconies. Window feeders are a great way to watch your garden birds close up. The high-suction pads securely fix the feeder to glass. Seeds and seed mixes will appeal to a wide variety of garden bird species. The wider variety of seeds on offer, the greater number of species you will attract. This feeder is not recommended for gardens with squirrels. Please note: Feeder heights shown include fully extended handle.