The First Animals On Land
More than 420 million years ago, ancient millipedes took their first steps onto land. Today, there are thousands of species of the myriapods (having many legs), many still unknown to science. Dr. Petra Sierwald, associate curator of The Field Museum in Chicago, arachnologist and millipede expert, is working to create a visual atlas to help with our understanding and identification of these creatures. Sierwald shared her ample knowledge of this mysterious animal with host Emily Graslie of The Brain Scoop.
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