Paleontology Breakthrough: Earth’s Earliest Animals Were Soft-Bodied and Skeleton-Free

New genomic research reveals that the first animals on Earth, ancient sponges, lacked mineralized skeletons for millions of years. This discovery explains the missing fossil record of the Precambrian era and suggests that skeletons evolved independently across different lineages.

Tariq Al-Haddad

February 28, 2026209 views

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Chen Wei2h ago

It is fascinating

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