lol.
;D
Some supplements are expensive so why waste and give more than they are going to use!
I don't even fill the drinkers up with plain water as they won't use it and it would mean haveing to carry more cans up the loft.
totaly agree, it kills of many germs etc.
Heating is realy only of benefit during raceing to help reduce the humidity and maintain a dry atmosphere within the loft.
Welcome to the site.
The birds in the picture don't look the healthyest i've ever seen and the way they are pecking around by the wall they would apear to be looking for minerals etc.
What are you feeding them on and where do you keep them?