I WONDER - How Do Fish Float? Me Pregunto - Cómo Flotan Los Peces?

The video explains how fish use an organ called the swim bladder to float without swimming. This organ contains air, allowing fish to stay buoyant. In contrast, sharks lack a swim bladder, requiring them to swim constantly to avoid sinking, even while sleeping.

What new insight or understanding did you gain from this video?

Evaluate responses using AI:

OFF