18.https   www inaturalist org photos 83531
Tigran Tadevosyan   cc-by-4.0

Vipera darevskii is a species of snake in the family vipers. It is listed as critically endangered by IUCN.

  • URI: http://eol.org/schema/terms/criticallyEndangered
  • Definition: A taxon is Critically Endangered when the best available evidence indicates that it meets any of the criteria A to E for Critically Endangered, and it is therefore considered to be facing an extremely high risk of extinction in the wild
  • Attribution: http://www.iucnredlist.org/technical-documents/categories-and-criteria
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EOL has data for 5 attributes, including: