IUCN Red List of Threatened Species

Definition

A compendium of information on the taxonomy, conservation status and distribution of plants, fungi and animal species that have been globally evaluated using the IUCN Red List Categories and Criteria. This system is designed to determine the relative risk of extinction, and the main purpose of the IUCN Red List is to catalogue and highlight those plants and animals that are facing a higher risk of global extinction.

IUCN (2014) 1