Why Do Some Lizards Have Green Blood?
Scientists are trying to figure out how green-blooded lizards might benefit from the unusual pigment. The answer could provide new insights into human illnesses like jaundice and malaria.
by Nell Greenfieldboyce
May 16, 2018
3 minutes
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 published Tuesday suggests seems that this lime-green blood has evolved independently several times in lizards.
Scientists are now trying to understand how these lizards might benefit from blood that's green. The answer could provide new
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