PHOTOS: Rainbow Hues of Amphibian "Worms" Demystified
Friday, April 3, 2009 - 10:49
in Biology & Nature
Most animals that live in darkness are pale and colorless. Yet caecilians, wormlike amphibians that spend most of their lives underground, are surprisingly vibrant--a trait that might be due to just a little bit of light exposure in the distant past, a new study suggests.