Almost species of reptiles require lighting and heating to maintain body functions such as respiration, circulation, digestion and identify a day and night cycle.
The Ultraviolet rays that contain in natural sunlight also important for reptiles absorb vitamin D and calcium metabolism.
Even though you are placing their cage nearby a sunny window, the glass wall of the tank can block almost completely all the UV light. Therefore, you have to mimic these natural lights in their enclosure.
This post is about some frequently asked questions of reptile lights that you should know before you get a start on your keeping reptiles hobby.
What is artificial reptile light?
There are two wavelengths of UV radiation that you should offer for your reptiles are UVA and UVB rays
UVA is one part of ultraviolet that should contain in reptile light, which helps reptiles maintain their normal behaviors such as feeding, climbing, mating, etc. Moreover, UVA ray is the light that reptiles can see and create the proper day and night cycle in the terrarium.
UVB is the non-visible spectrum of light but absolutely essential for almost reptiles. UVB rays help reptiles absorb vitamin D3, which allows them to synthesis calcium from their food and preventing disease of metabolic bone.
Do all reptiles need UVB lighting?
Not every reptile will need UVB light to survive. There is some kind of them are nocturnal animals not really need UVB lighting; they did great by getting vitamin D3 from their supplement.
Snakes also absorb vitamin D3 from the liver and the prey that they eat. However, all the reptiles also get benefit from UVA lighting in order to maintain their normal activities.
Should reptiles get too much amount of vitamin D3?
There are some reptiles have the ability to regulating the amount of vitamin D3 that they get inside their body from UVB lamp. However, they can overdose of vitamin D3 if you provide it for them by feeding supplements.
And they can decrease the amount of D3 by themselves. This is why you should control the amount of vitamin D3 that you give them and UVB lighting is also a safer way than dietary supplementation.