'Bizarre,' Human-Size Sea Scorpion Found in Ancient Meteorite Crater
Tuesday, September 1, 2015 - 10:00
in Paleontology & Archaeology
About 460 million years ago, a sea scorpion about the size of an adult human swam around in the prehistoric waters that covered modern-day Iowa, likely dining on bivalves and squishy eel-like creatures, a new study finds.