Georges Cuvier demonstrated evidence for the concept of extinction.
Notes on verification
Well-documented historical fact corroborated by Britannica, Cambridge University Press, Linda Hall Library, and Biodiversity Heritage Library. Cuvier's fossil comparative anatomy work is widely credited with establishing extinction as scientifically real. [cascade flags: aggregator_dropped_primary_exists | tier=bronze indep_score=0.3 clusters=3 claim_tier=everyday]
Sources
- Paleontology (wikipedia)
- https://blog.biodiversitylibrary.org/2015/10/proving-extinction-cuvier-and-the-elephantimorpha (corroboration)
- https://www.lindahall.org/about/news/scientist-of-the-day/georges-cuvier/ (corroboration)
- https://www.cambridge.org/core/books/recherches-sur-les-ossemens-fossiles-des-quadrupedes/039D6BCC02BF5206FB323F2BA507E0D1 (corroboration)