A good summary of the 15 years debate on the origin of animals. Still unresolved today.
Sponge v comb jellies: which was evolution’s first trailblazer?
Submitted 1 year ago by BlastedBadger@mander.xyz to [deleted]
https://www.theguardian.com/science/2023/sep/09/sponge-versus-comb-jelly-ancestor-evolution-debate