Indicator Definition:
Mammal species are mammals excluding whales and porpoises. Threatened species are the number of species classified by the IUCN as endangered, vulnerable, rare, indeterminate, out of danger, or insufficiently known.
| Measure | Realization |
| Indicator Name: | Mammal species, threatened |
| Indicator Source: | United Nations Environmental Program and the World Conservation Monitoring Centre, and International Union for Conservation of Nature, Red List of Threatened Species. | macro-rankings.com |
| Indicator Description: | Mammal species are mammals excluding whales and porpoises. Threatened species are the number of species classified by the IUCN as endangered, vulnerable, rare, indeterminate, out of danger, or insufficiently known. |
| Observations Date: | 12/31/2018 |