Question

What are the three major threat categories of species?

Answer 1

The three principal IUCN categories of threatened species are:

1. Critically Endangered (CR): Facing an extremely high risk of extinction in the wild in the immediate future.
2. Endangered (EN): Facing a very high risk of extinction in the wild in the near future.
3. Vulnerable (VU): Facing a high risk of extinction in the wild in the medium-term future.