Why is peripatus called a connecting link between annelids and arthropods?

Explanation

**Step-by-Step Solution:**

1. **Definition of Connecting Link**: A connecting link refers to an organism that exhibits characteristics of two different taxonomic groups, indicating a transitional form between them.

2. **Introduction to Peripatus**: Peripatus, also known as velvet worms, is considered a connecting link between annelids (segmented worms) and arthropods (insects, arachnids, and crustaceans).

3. **Characteristics of Annelids**:
- Annelids possess nephridia, which are excretory organs that help in the removal of waste.
...