Chapter 1 - Classifying Living Things
Unit A - Diversity of Life
- Chapter 1 - Classifying Living Things
how do scientists classify Earth's living things?
Introduce younger students to Darwin's voyage on the HMS Beagle with this interview Niles Eldredge. Then challenge their ability to spot environmental adaptations with the Iguana Puzzler.
Did you know that a snake's skin includes see-through scales that cover its eyes. Or that chameleons have sticky tongues to pull in their prey? Examine squamates and their remarkable adaptations.
Unlike humans, some animals can instantly change the color or pattern of their skin. Take a hands-on look at how the masters of disguise known as flounders can don several different looks.
Ice floes, katabatic winds, and subzero temperatures—welcome to life in Antarctica. What features would your ideal creature have to thrive in this extreme habitat?
Unlike human visitors, Antarctica's plants and animals don't require high-tech gear. How have these organisms adapted to thrive—not just survive—in such an extreme environment?
Dive down, down, and down a whole lot more—until you've traveled 2,400 meters to the sea floor. Can you picture how deep that really is? Compare it with the height of famous landmarks, and you will.