The species which are likely to be in the danger of ex- tinction in the near future if the factors threatening their extinction continue are known as

Options

A. Threatened species
B. Rare species
C. Vulnerable species
D. Endangered species

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the term used to describe species that are at risk of extinction in the near future due to ongoing threats.

2. **Identifying Key Terms**: The key terms in the question are "species," "danger of extinction," and "factors threatening their extinction."

3. **Exploring Options**: The options provided are:
- Threatened species
- Rare species
- Vulnerable species
- Endangered species

4. **Defining Each Option**:
- **Threatened Species**: This term generally refers to species that are at risk of becoming endangered in the future.
- **Rare Species**: These are species that are uncommon or infrequently encountered but may not necessarily be at immediate risk of extinction.
- **Vulnerable Species**: These species are at risk of becoming endangered unless circumstances change.
- **Endangered Species**: This term specifically refers to species that are at a high risk of extinction in the near future.

5. **Analyzing the Definitions**: Since the question specifies species that are likely to become extinct in the near future, the most appropriate term is "endangered species."

6. **Conclusion**: Therefore, the correct answer to the question is "endangered species."

**Final Answer**: Endangered species.

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