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 ...

Green blood is weird enough. But now the first genealogical tree tracing green blood in New Guinea’s Prasinohaema lizards is suggesting something even odder. These skinks have been lumped into one ...

This undated photo provided by Christopher Austin in May 2018 shows a prehensile tailed skink (Prasinohaema prehensicauda) from the highlands of New Papua New Guinea. The high concentrations of the ...

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 ...

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 ...