The observation of the species-area relationship was given by Humboldt after his pioneering and extensive ex-plorations in the wilderness of

Options

A. South American jungles
B. Noth American jungles
C. South African jungles
D. East African jungles

Answer

**Step-by-Step Solution:**

1. **Understanding the Species-Area Relationship**: The species-area relationship is a well-known ecological pattern that describes how the number of species increases with the area sampled. This concept is fundamental in ecology and biodiversity studies.

2. **Identifying the Contributor**: The question asks about the observation made by Humboldt. Alexander von Humboldt was a prominent naturalist known for his explorations and contributions to ecology.

3. **Geographical Context**: Humboldt conducted extensive explorations in various regions, but the question specifically asks about the wilderness he explored that led to his observations on the species-area relationship.

4. **Evaluating the Options**: The options provided are:
- South American jungles
- North American jungles
- South African jungles
- East African jungles

5. **Recalling Historical Context**: Humboldt is particularly noted for his explorations in South America, where he studied the flora and fauna extensively. His findings in these jungles contributed significantly to the understanding of biodiversity.

6. **Conclusion**: Based on the historical context and the contributions of Humboldt, the correct answer to the question is the **South American jungles**.

**Final Answer**: The observation of the species-area relationship was given by Humboldt after his pioneering and extensive explorations in the wilderness of **South American jungles**.

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