Backyard birding gear
Specifications first: entrance-hole diameter, target species, mounting height, predator defense, cleaning access and drainage are listed on every product page.
3 products in Window Feeders

Window Feeder with Roof Bath
A wide clear acrylic window feeder with a textured roof that holds a shallow pool of water for small birds, plus a lift-out tray split into seed and water sections.Specs Clear acrylic, 4 suction cups Removable tray with drainage holes Roof basin catches rain; top it up in dry spells Tips Small birds only; jays and larger birds will crowd it. Pull the tray and rinse it weekly so wet seed doesn't mold.

Clear Acrylic Window Feeder
Three clear acrylic window feeders that mount with suction cups. Pick the size that fits your window. Small House — peaked roof, open tray, about 15 x 15 x 7 cm. Arched Roof — about 25 x 19 x 9.5 cm, green perch bar, two-section drain tray. Slanted Roof — about 21 x 20.5 x 14.5 cm, black perch bar, two-section drain tray. TipsClean the glass before mounting. Suction cups hold best above freezing.

Suction-Cup Window Feeder, Five Shapes
Clear window feeders that mount with suction cups, no tools. Five shapes: Small House — about 15 x 6.5 x 15 cm, perch bar. Round Window — about 20 x 10 x 20.7 cm, viewing hole, two-section tray. Curved Tray — curved roof, oval split tray for seed and water. Long Tray — about 25 x 13 x 11 cm, three-section tray, perch bar. Tile Roof — textured roof, three-section tray with water cup. Tips Clean glass first; suction cups hold best above freezing. Rinse trays weekly.