This document lists different endangered or extinct animal species such as dolphins, cichlids, dodos, kakapos, rats, rhinoceros, Siberian tigers, tapirs, chimpanzees, killer whales, bald ibis, Spix's macaw along with time periods related to 65 million years ago, 250 million years ago, the 1680s, and the 1950s.

3. Baiji dolphins

4. Cichlid

5. Dodo
Kakapos
Rat
Rhinoceros
Siberian tiger
Tapir
Chimpanzee

6. Dolphins
Killer whales

7. Bald ibis
Chimpanzee
Spix´s macaw

9. Very soon

10. When people moved to Asia

11. 65 million years ago

12. 250 million years ago

13. By about 1680

14. In the 1950s

15. In twenty years