Appreciation post: I thought the 'bird bath heater' was a silly gimmick until my old metal one cracked last winter in Cleveland, but this $35 plastic one with the built-in thermostat has kept the water open for cardinals all season. | Backyard Birdwatching - Babble Community
Appreciation post: I thought the 'bird bath heater' was a silly gimmick until my old metal one cracked last winter in Cleveland, but this $35 plastic one with the built-in thermostat has kept the water open for cardinals all season.
What other simple backyard upgrades have you all tried that actually made a real difference for your local birds?