The levels of the Red List of Threatened Species:
- least concern - ample population
- Vulnerable - population of fewer than 10,000 mature individuals
- Endangered - population of fewer than 250 mature individuals
- critically endangered - population of fewer than 50 mature individuals
What is a population of organisms?
A population of organisms is the total number of species of organisms of the same kind found in a given habitat.
The criteria for the classification of threatened and non-threatened species according to International Union for Conservation of Nature and Natural Resources (IUCR) red list is as follows:
- least concern - ample population
- Vulnerable - population of fewer than 10,000 mature individuals
- Endangered - population of fewer than 250 mature individuals
- critically endangered - population of fewer than 50 mature individuals
In conclusion, the number of individuals in a population of organisms determines whether it is classified as a threatened species or not.
Learn more about threatened species at: https://brainly.com/question/19655487
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