Explain how animals dwelling in the forest help it grow and regenerate.

Explanation

### Step-by-Step Solution:

1. **Introduction to Forest Ecosystem**:
- Forests are complex ecosystems that support a variety of life forms, including plants, animals, and microorganisms. Each of these components plays a crucial role in maintaining the health and sustainability of the forest.

2. **Role of Microorganisms**:
- Microorganisms such as bacteria and fungi are essential in the decomposition process. They break down dead plants and animals, including dry leaves, fruits, and carcasses of animals.
- This decomposition process converts these organic materials into humus, a dark, nutrient-rich substance.
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