Hopefully, The 75-Year-Old Fight Is Over After Scientists Classified The Contentious Dickinsonia And Other Bizarre Fossils Of The Ediacaran Biota Into The Animal Kingdom. The Ediacaran Biota Is Said To Have Appeared Around 600 MYA, And Flourished For Tens Of Millions Of Years, Making Them The Oldest Animal Fossil On The Planet. Cool!
Earliest animal fossils are identified – BBC News
Scientists have identified the earliest known animal in the geological record.