We often forget about this. We are always worried about the temperature and the air quality but, for a parrot, humidity is as important. Now, this piece mentions 50 - 55% humidity but this is only a comfortable level for humans as well as parrots from arid and temperate zones, in reality - parrots from tropical and semi-tropical areas need 70 - 75%.
http://www.birdchannel.com/bird-health/ ... -bird.aspx





