What are UVB light bulbs?


Quick Answer

UVB light bulbs are a specialty light source used in reptile tanks to provide warmth. Some reptiles, such as the chameleon, cannot survive without UVB lighting.

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Full Answer

UVB lighting is important for the care of reptiles because it enables the absorption of vitamin D from food sources. Reptiles' only source of this essential nutrient is sunlight. UVB rays assist in a healthy metabolism and calcium absorption, which is necessary for healthy bone development. Calcium and vitamin D deficiency could lead to soft bones, spinal deformities and organ failure. Pet reptiles, especially lizards and tortoises, require specialty UVB bulbs for development and survival.

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