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Why Do Some Lizards Have Green Blood?

02:59
The prehensile-tailed skink from the highlands of New Guinea has green blood caused by high concentrations of the green bile pigment biliverdin. (Courtesy of Christopher C. Austin/LSU)
The prehensile-tailed skink from the highlands of New Guinea has green blood caused by high concentrations of the green bile pigment biliverdin. (Courtesy of Christopher C. Austin/LSU)

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