Roses are red, violets are blue … and these lizards’ blood is green. It’s not a trick of the imagination or a penchant for food coloring—Prasinohaema skinks living on the island of New Guinea actually have green blood, bones, and tissue—and one scientist is trying to figure out why. Louisiana State University biologist and National Geographic explorer...

Roses are red, violets are blue … and these lizards’ blood is green. It’s not a trick of the imagination or a penchant for food coloring—Prasinohaema skinks living on the island of New Guinea actually have green blood, bones, and tissue—and one scientist is trying to figure out why. Louisiana State University biologist and National Geographic explorer...