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What do you and a tuna have in common? You are both part of a food chain that begins with green things and ends with you Can you get energy from sunlight? Why is every link in a food chain important? Read and find out more about food chains

Now rebranded with a new cover look, this book features content-rich vocabulary in simple, engaging text by Patricia Lauber, fascinating diagrams, and beautifully detailed illustrations by Holly Keller. Both text and artwork were vetted for accuracy.

This is a Level 2 Let's-Read-and-Find-Out Science title, which means the book explores...

Why should you be a friend to trees?

Trees are a valuable natural resource. People depend on trees for food, and animals depend on trees for food and shelter. But most important, we depend on trees because they add oxygen, a gas we all need, to the air. While trees give us many wonderful products, we must also protect them because we can't live without them.