How Many Animals Are Endangered 2020. The red list index (rli) shows trends in overall extinction risk for species, and is used by governments to track their progress towards targets for reducing biodiversity loss. The report by the international union for conservation of nature lists 32,000 species as threatened with extinction, including the european hamster and north atlantic right whale.
10 of the world’s most endangered animals. On average, there has been a large decline across tens of thousands of wildlife populations since 1970.