Terrestrial animals are generally either ureotelic or uricotelic, not ammonotelic. Why?

Explanation

### Step-by-Step Solution:

1. **Understanding the Terms**:
- **Ammonotelic**: Organisms that excrete ammonia directly.
- **Ureotelic**: Organisms that convert ammonia into urea for excretion.
- **Uricotelic**: Organisms that convert ammonia into uric acid for excretion.

2. **Toxicity of Ammonia**:
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