The Bird Feeds The Water Bottle To The Pigeon With A Waterer, Pigeon Trough Screw Mouth Color:Set and they're just as useful

and they're just as useful for general household jobs

The trade-off is that you need enough feeder space so dominant hens don't take the best bits and leave the rest

stretchable

ornamentals and flowers

The Bird Feeds The Water Bottle To The Pigeon With A Waterer, Pigeon Trough Screw Mouth Color:Set and they're just as usefulPigeon & Poultry Water Drinker: Screw Top Gravity Bottle with Trough This screw top water drinker keeps a clean, steady supply of drinking water available for pigeons and small poultry. It works on a simple gravity system: fill the bottle, screw on the base tray, and turn it upright so water flows down and keeps the trough topped up automatically as the birds drink. The screw mouth design seals tightly to prevent leaks, and makes filling and cleaning