What is a parasite? Write special adaptations according to their life style.

Explanation

### Step-by-Step Solution

1. **Definition of Parasite**:
A parasite is an organism that lives on or in a host organism and derives its nutrients at the expense of the host. In this interaction, the parasite benefits while the host is harmed.

2. **Types of Parasites**:
Parasites can be classified into two main categories:
- **Endoparasites**: These parasites live inside the host's body. Examples include liver flukes and certain types of worms.
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