User:Abyssal/Portal:Ediacaran/DYK/1
- ...that the enigmatic Ediacaran biota (fossil pictured) have been classified into every major group of lifeforms, including their own kingdom?
- ... that fossils of Yelovichnus were initially believed to be the feeding trails of other organisms?
- ... that the last common ancestor of bilaterian animals has been reconstructed as a tiny worm with a combined mouth and anus?
- ... that Andiva (fossil pictured), an enigmatic animal that lived 555 millions of years ago, perhaps had a convex carapace?