Whale-sized shonisaurs dominated the ocean 230 million years ago. A fossil cluster offers a fascinating glimpse at how they lived—based on where they died.
BERLIN, NEVADA, IS a treasure chest for paleontologists. Just down the road from now-abandoned gold and silver mines, a rockbound collection of bones hints at an even richer past. The Berlin-Ichthyosaur State Park is teeming with dozens of fossils of ancient marine reptiles. That bone bed is so abundant and weird that researchers have been scratching their heads over it for decades.