World's Oldest Petrified Sperm Found - and It's Huge!
Tuesday, May 13, 2014 - 20:00
in Paleontology & Archaeology
The oldest petrified sperm ever discovered is gargantuan, at least for a gamete.The sperm comes from the early Miocene epoch, between about 23 million and 16 million years ago, and belonged to a tiny crustacean called a seed shrimp or ostracod.