Challenge: Paleozoic Era Creatures

Learn about life on earth before the dinosaurs evolved! These books feature creatures from the Paleozoic Era, including Anomalocaris from the Cambrian Explosion, Tiktaalik from the Devonian period, and others!

When you complete 7 tasks, you will earn 10 points and a badge.

A model of Anomalocaris, an extinct species from the Cambrian Explosion.
A model of Anomalocaris, an extinct species from the Cambrian Explosion.
Task
Read Wonderful Life by Stephen Jay Gould
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