Kermit the Frog used to sing that it wasn't easy being green, but that isn't the case for some real-life lizards. They apparently find being green so easy that even their blood is green. A study ...

In 1969, two biologists wrote about three lizards from New Guinea whose insides were green. The color ranged from a deep blue-green to a vivid lime hue, and it was everywhere. The lizards’ bodies, ...

WASHINGTON (AP) — For some lizards it's easy being green. It's in their blood. Six species of lizards in New Guinea bleed lime green thanks to evolution gone weird. It's unusual, but there are ...

Green blood is one of the most unusual characteristics in the animal kingdom, but it's the hallmark of a group of lizards in New Guinea. Prasinohaema are green-blooded skinks, or a type of lizard. The ...

In 1969, biologists discovered three lizards from New Guinea whose innards were green: bones, muscles, blood and all. Even their eggs seemed green. Today, scientists are exploring the unlikely the ...

Kermit the Frog used to sing that it wasn't easy being green, but that isn't the case for some real-life lizards. They apparently find being green so easy that even their blood is green. A study ...

The prehensile tailed skink from the highlands of New Papua New Guinea has green blood due to high concentrations of the green bile pigment biliverdin. The green bile pigment in the blood overwhelms ...