Ancient Sea Spider Fossil Rewrites Evolution History

1 / 5

2 / 5

3 / 5

4 / 5

5 / 5

❮ ❯

· scientists studying the fossilized brain of mollisonia symmetrica, a marine creature from the cambrian … · spiders and their arachnid relatives may have actually originated in the sea, according to analysis of an … The special brains of spiders may have started to evolve in the oceans, long before their ancestors crawled onto land. · a 500 million-year-old fossil with a spiders brain structure suggests that arachnids may have evolved in the oceans. In a groundbreaking study, scientists have uncovered evidence that could overturn our understanding of where spiders—and …