IMG Boa Constrictor Animal Pictures

Boa Constrictor

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Boa imperator "Black, increased melanism gene" (Boa imperator)

Boa imperator
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IMG boa constrictors are a color mutation that stands for "increased melanism gene." It describes how their color changes as they age.

IMG increasing melatonin gene boa constrictor on white background

IMG boa constrictor
© McDonald

Traditionally, boas are gray, cream, or brown bases with oval saddle markings that become more pronounced and very red as they approach the tail.