ithas nothing to do with intelligence, when i say birds im talking about large parrots and they are as smart as a 5 yr old human, lessening the amount of light they get stimulates winter and non-breeding season while longer daylight hours means spring time and time to look for a mate, but like i said probably doesn't work for fish because most of the time their breeding season is triggered by rains not lightingDarthMaul;4165821; said:I don't think the turning the lights off trick works with fish like it does birds. I can hear this midas attacking the other fish and crashing into the rocks at 2 am. Birds are dumb...