Describe different types of animals on the basis of nature of nitrogenous wastes excreted by them.

Explanation

### Step-by-Step Solution:

1. **Introduction to Excretion**:
- Excretion is the biological process through which animals eliminate nitrogenous wastes from their bodies. These wastes are byproducts of protein metabolism and can be toxic if accumulated.

2. **Classification Based on Nitrogenous Wastes**:
- Animals can be classified into three main categories based on the type of nitrogenous waste they excrete: ammonotelic, ureotelic, and uricotelic.

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