Answer:
The vivid description from the roach’s perspective adds interest and helps readers better understand parasitic relationships.
Explanation:
The author decided to use a very vivid scenario where the reader can understand the insects' perspective on a deep and personal level. The extremely descriptive, detailed and detailed narrative together with the scenario leaves the reader interested and instigated in advances in reading, reasoning about the elements exposed and clearly understanding the parasitic relationships that are exposed in the text.