Story perspectives

New Species Discoveries Surge, Outpacing Extinction Rates

12/28/2025

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Summary

Story summary

In 2025, ecologist John Wiens says the discovery of new species is accelerating, countering claims we are running out.
An analysis of taxonomic histories shows an average of over 16,000 new species described annually from 2015 to 2020.
Wiens notes the discovery rate exceeds extinction rates, estimated at about 10 per year.
Documenting new species is essential for conservation, as protection requires description, and these species may offer medical benefits.

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Story summary

In 2025, ecologist John Wiens says the discovery of new species is accelerating, countering claims we are running out.
An analysis of taxonomic histories shows an average of over 16,000 new species described annually from 2015 to 2020.
Wiens notes the discovery rate exceeds extinction rates, estimated at about 10 per year.
Documenting new species is essential for conservation, as protection requires description, and these species may offer medical benefits.