¿Qué es un pez?

The video tutorial explores where to fish and the habitats of fish, such as rivers, lakes, and oceans. It delves into the characteristics of fish, including their spine and cold-blooded nature. The tutorial also covers fish adaptations that aid in swimming and survival, like scales and fins. Finally, it explains how fish breathe underwater using gills, which extract oxygen from water.

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