Sloth Research, Community-Based Conservation Dr. Rebecca Cliffe • Founder and Executive Director Sloth Research, Community-Based Conservation Dr. Rebecca Cliffe • Founder and Executive Director

How Concerning is “Least Concern”? Sloths and the IUCN Red List

Since 1964 the International Union for Conservation of Nature (IUCN) has kept a list of the world’s most threatened species. This Red List of threatened species has since become the go-to authority for the status of Earth’s flora and fauna, serving as a critical indicator of our world’s biodiversity.

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Slothopedia The Sloth Conservation Foundation Slothopedia The Sloth Conservation Foundation

Endangered Sloths

You may be surprised that only three of the seven species of sloths are considered threatened with extinction by the International Union for Conservation of Nature (IUCN), who the vast majority of the scientific community consider having compiled the most comprehensive and reliable information source of population counts and risk levels facing flora, fauna, and fungi.

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