Which of the following statements is true about endemic species?

Red Data Book contains a record of:

A compilation of data on the population status of endangered species is known as the:

Which of the following statements are true? A. Endangered species are in danger of extinction. B. All endemic species become endangered. C. Endemic species may come under the threat of extinction upon the introduction of new species in that region. D. Biodiversity hotspots contain a large number of endemic species.