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1. www.iucnredlist.org › enIUCN Red List of Threatened Species

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   Established in 1964, The International Union for Conservation of Nature’s Red List of Threatened Species has evolved to become the world’s most comprehensive information source on the global conservation status of animal, fungi and plant species. The IUCN Red List is a critical indicator of the health of the world’s biodiversity.

2. www.fws.gov › program › endangered-speciesEndangered Species | U.S. Fish & Wildlife Service

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   Throughout its history, the Endangered Species Act (ESA) has proven to be incredibly effective in stabilizing populations of species at risk, preventing the extinction of many others, and conserving the habitats upon which they depend. All Americans can take pride in the fact that, under the protection of the ESA, the California condor, grizzly ...

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3. People also ask

   What is the Red List of Threatened Species?

   • The International Union for Conservation of Nature (IUCN) keeps a “Red List of Threatened Species.” The Red List de fines the severity and specific causes of a species’ threat of extinction. The Red List has seven levels of conservation: least concern, near threatened, vulnerable, endangered, critically endangered, extinct in the wild, and extinct.

   Endangered Species - National Geographic Society

   www.nationalgeographic.org/encyclopedia/endangered-species/

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   What is an endangered species?

   • An endangered species is a type of organism that is threatened by extinction. Species become endangered for two main reasons: loss of habitat and loss of genetic variation. An endangered giant panda (Ailuropoda melanoleuca) at Zoo Atlanta in Atlanta, Georgia, U.S.A. Photograph by Joel Sartore/ National Geographic Photo Ark

   Endangered Species - National Geographic Society

   www.nationalgeographic.org/encyclopedia/endangered-species/

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   Are extinct in the wild species considered a threatened species?

   • Species assessed as Critically Endangered (CR), Endangered (EN), or Vulnerable (VU) are referred to as "threatened" species. However, Extinct in the Wild (EW) species can move into the threatened categories following successful reintroduction. Therefore, EW species should be included when reporting proportions of threatened species.

   IUCN Red List of Threatened Species

   www.iucnredlist.org/resources/summary-statistics

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   Should extinct in the wild species be reported on the IUCN Red List?

   • However, Extinct in the Wild (EW) species can move into the threatened categories following successful reintroduction. Therefore, EW species should be included when reporting proportions of threatened species. Reporting the proportion of threatened species on The IUCN Red List is complicated because:

   IUCN Red List of Threatened Species

   www.iucnredlist.org/resources/summary-statistics

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4. www.worldwildlife.org › species › directorySpecies List | Endangered, Vulnerable, and Threatened Animals ...

   www.worldwildlife.org › species › directory

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   WWF is committed to saving endangered species. Learn more about the species we are working to protecting from becoming endangered or extinct.

   Common Name	Scientific Name	Conservation Status ↓
   Amur Leopard	Panthera pardus orientalis	Critically Endangered
   Black Rhino	Diceros bicornis	Critically Endangered
   Bornean Orangutan	Pongo pygmaeus	Critically Endangered
   Cross River Gorilla	Gorilla gorilla diehli	Critically Endangered

   See full list on worldwildlife.org

5. www.nationalgeographic.org › endangered-speciesEndangered Species - National Geographic Society

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   An endangered species is a type of organism that is threatened by extinction. Species become endangered for two main reasons: loss of habitat and loss of genetic variation. Loss of Habitat. A loss of habitat can happen naturally. Nonavian dinosaurs, for instance, lost their habitat about 65 million years ago.

6. www.fws.gov › rivers › programEndangered Species | Species | U.S. Fish & Wildlife Service

   www.fws.gov › rivers › program

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   The Endangered Species Act (ESA) delivers remarkable successes. Looking back on the law's 45-year history, we recognize that it has helped stabilize populations of species at risk, prevent the extinction of many others, and conserve the habitats upon which they depend. All Americans can take pride in the fact that, under the ESA, the California ...

7. www.iucnredlist.org › resources › summary-statisticsIUCN Red List of Threatened Species

   www.iucnredlist.org › resources › summary-statistics

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   Tables 5 and 6 are interactive. Each column can be ordered (descending or ascending), and the numbers include links to search results on the website showing the lists of species represented in the tables. Table 5 - Number of threatened species (Critically Endangered, Endangered and Vulnerable categories only) in each major taxonomic group by ...

8. www.scientificamerican.com › endangered-speciesEndangered Species | Scientific American

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   Jan 17, 2024 · There are 856 mammal, bird, amphibian and reptile species currently missing—but researchers continue to search Daniel Shailer Endangered Species December 12, 2023