Which fish has a beak like mouth?

The fish with a beak-like mouth is the parrotfish.

Here's why:

* Fusion of Teeth: Parrotfish have teeth that are fused together to form a beak-like structure.

* Feeding Habits: They use this beak to scrape algae off coral reefs, hence their name.

* Unique Appearance: Their colorful scales and beak-like mouth make them instantly recognizable.