A 4-foot-long mysterious jellyfish-like ribbed creature, the Dickinsonia, is now the earliest known animal to live on Earth, scientists say.
USA TODAY, Phoenix Arizona Republic
Fri, 09/21/2018 - 3:38am
A 4-foot-long mysterious jellyfish-like ribbed creature, the Dickinsonia, is now the earliest known animal to live on Earth, scientists say.