Fossil Halls: Cladistics Exhibition Materials for all ages What is the best way to reconstruct evolutionary history? Find out with this look at cladistics and the branching points on the Earth's evolutionary family trees.
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		Fossil Halls: Timelines Exhibition Materials for all ages Step back in time to a point of your choosing—from 370 million to 19,000 years ago. You can see a lone Smilodon stalk prey or a group of prehistoric fish cruise the bottom of a muddy estuary.
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		Theropods Compared Article for grades 6 through 12 Chances are you've eaten a dinosaur ... and thought it tasted just like chicken. Investigate theropods—a branch of dinosaur family tree that includes all birds—with this interactive look at their skeletons.
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