Species at Risk (IUCN Categories for species at risk ,1996)

1. Extinct (EX) Criteria: No living individuals extant

2. Extinct in the wild (EW) Criteria: 1. Black-footed ferret Exist only in captivity 2. Przewalski’s horse 3. Wisent (introduced group is endangered)

3. Critically Endangered (CR) Criteria: 1. Siberian tiger 1. Down 80% in last decade 2. Sumatran tiger or 3. Scimitar horned 2. Habitat <100 km² 4. White rhinoceros or (northern subspecies) 3. <250 individuals or 50 mature individuals

4. Endangered (EN) Criteria: 1. African elephant 1. Down 50% in last decade 2. Western lowland gorilla or 3. Grevy’s zebra 2. Habitat <5000 km² 4. Golden lion tamarin or 5. Matschie’s tree kangaroo 3. <2500 individuals or 250 mature 6. Brush-tailed bettong individuals 7. Leadbeater’s possum 8. Fiji Island iguana 9. Malayan bony tongue 10. Lion-tailed macaque 11. Great Indian rhinoceros 12. Red panda 13. Snow leopard 14. Japanese macaque 15. West Caucasian tur

5. Vulnerable (VU) Criteria: 1. Ngege 1. Down 20% in last decade 2. Pygmy or 3. West African dwarf crocodile 2. Habitat <20,000 km² 4. Lion or 5. Cheetah 3. Population <10,000 or 1,000 6. Banded gila monster mature individuals 7. Alligator snapping turtle 8. Mexican beaded lizard 9. St. Vincent parrot 10. Spider monkey 11. Hyacinthe macaw 12. Fly River turtle 13. Komodo dragon 14. Victoria crowned pigeon 15. Gaur 16. Orangutan 17. Himalayan 18. Malayan tapir 19. Clouded leopard 20. Dhole 21. Barbary ape 22. Aoudad () New Criteria at Lower Risk 6. Conservation Dependent (cd) Criteria: 1. Need conservation or will be 2. Spotted hyena vulnerable within 5 years 3. Sable antelope 4. White rhinoceros (southern subspecies) 5. Polar bear 6. Wood 7. Jaguar 8. Greater

7. Near Threatened (nt) Criteria: 1. Mandrill Nearly vulnerable 2. Hippopotamus 3. Orange-kneed spider 4. Blanding’s turtle 5. Major Mitchell’s cockatoo 6. White-handed gibbon 7. Renauld’s ground cuckoo 8. Nicobar pigeon