Bioluminescence Is at Least Half a Billion Years Old - Gizmodo
- Bioluminescence Is at Least Half a Billion Years Old Gizmodo
- In Coral Fossils, Searching for the First Glow of Bioluminescence The New York Times
- Bioluminescence first evolved in animals at least 540 million years ago, pushing back previous oldest dated example Phys.org
- This Animal Was First to Emit Light—540 Million Years Ago Newsweek
- Animals started glowing in the dark nearly 300 million years earlier than we thought Livescience.com