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Extinct Animals is an exploration of these creatures, from the giant, flesh- eating birds and saber-toothed marsupials of South America to the golden toad of Extinct and Extirpated. Species in British Columbia. Although British Columbia has a more varied flora and fauna than any other province in Canada,. Current Number of Endangered or Threatened Species in the U.S.. Threatened. Endangered. Mammals. 15. 69. Birds. 15. 81. Reptiles. 22.EXTINCT SPECIES. An animal is considered extinct when the last remaining member of its species dies out and there is not a single individual left on Earth.
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