Allows the simulation of natural photoperiod which regulates hormones The proprietary LEDs are designed to mimic the wavelengths and light levels of a natural environment. Comes in 3 lenghts ...

If you create a bird-friendly home for your parakeets ... Moreover, parakeets benefit from exposure to natural light or ...

In turkeys, especially, young birds sometimes die of starvation, but are found with a gut full of bedding material ... suggesting that chickens use cues in the UV spectrum to help identify food.