Chapter 3 - Exploring Ecosystems
Unit B - Ecosystems
- Chapter 3 - Exploring Ecosystems
Where do plants and animals live and how do they depend on each other?
It's the differences in this world that make all the difference! Find out why biodiversity is so important to our planet—and what you can do to help protect it.
Invasive species, endangered species, the Endangered Species Act—when it comes to biodiversity, is your knowledge thriving or close to extinct? Find out with this interactive quiz.
Now you can gaze at your favorite museum diorama anytime you want, night or day. Grab your crayons, and create a shoe-box replica of A Wading Bird Rookery, The Olympic Rain Forest, or A Giant Cactus Forest.
Take a world-wide tour of biodiversity. You'll meet mollusks in the reefs off the Bahamas, the aye-aye in the tropical forests of Madagascar, and the clever mimic-ant spider that lives in Australia.
Play the Web of Life game to discover how all the players in an ecosystem depend on each other to survive. As you play, you'll come up with the connections between different species and their environments.
The ocean's one diverse place—with alga so tiny that 10 million can fit in a single teaspoon to whales longer than three school buses. Take the surfboard challenge, and ride the waves of biodiversity!
Which squirmy little creatures does the spiny lobster eat? Can you spot the weird greenish glow on the belly of the cookie-cutter shark? Show off your good thinking with a game of good linking.
How is the ocean like a layer cake? What cool and spooky creatures live there? And just how important is the ocean to humans? Dive deep into marine biology with this kid-friendly introduction.
2003 Young Naturalist Award-winning essay - Oscawana has all the symptoms of a dying lake. Join this seventh-grader from New York as she hunts for the culprits—and examines what can be done to restore the lake.
By keeping a nature journal, this 16-year-old from Colorado quickly saw how aspens support and sustain biodiversity. Learn more about the most widely distributed tree species in North America.