Question

What does operculum mean?

Answer 1

Operculum:

1. The operculum is seen as a bony flap providing the covering of the gills mainly in Osteichthyes.
2. It performs back and forth movement for water to move over the gills, thereby allowing the fish to breathe.
3. It also serves the function of providing protection against the sensitive parts of the fish.
4. Normally, the back of the lid forms the boundary between the torso and the animal's head.