Glowing Animals (National Geographic Kids Readers, Level 1/Co-Reader)

You know fireflies glow in the dark, but did you know there are so many other animals that make their own light? Dive deep into the ocean, soar high in the sky, and explore the forest and desert floors to discover animals that glow.Explore the wonderful world of bioluminescence and biofluorescence in this National Geographic Kids Co-reader. Learn how and why animals emit light. Discover their incr...