Use your reading superpowers to learn all about why some animals light up, from fireflies to glow worms, and bacteria to sharks - a high-quality, fun, nonfiction reader - carefully leveled to help children progress.

Bioluminescent Animals is a beautifully designed reader all about how and why some animals light up their different worlds.

The engaging text has been carefully leveled using Lexile so that children are set up to succeed.

A motivating introduction to using essential nonfiction reading skills.

Children will love to find out about fireflies flashing to communicate, bacteria lighting up to be eaten, and animals using light for camouflage.