Beauty gets better with age, and these sea animals are mesmerizing proof.
Feather stars are a type of marine invertebrate with feather like arms that radiate from a central body. They date back about 200 million years, says Tomasz K. Baumiller , a professor of paleontology at the University of Michigan. "Feather stars are thought of as living fossils," Baumiller says. "They have a tremendous diversity that traces its roots deep down in the geological past."
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