Fish

The science guy explores the physical characteristics of fish and explains how they adapt to their marine environment. Examines how the anatomy of fish is similar to human anatomy in a variety of ways. Illustrates how fish use their muscles to swim and their gills to breathe underwater. Presents experiments to demonstrate how air mixes with water and how fish get oxygen from water. Underwater cinematography provides an upclose view of a variety of marine fishes. Also features segments on the behavior of salmon and sharks.