Because they are underwater.
because they live under warter
Since fish live underwater, they need scales, otherwise their hair would be wet. By the way, God made all animals differently for a reason.
Fish have a spine and are vertebrates. They have wet skins of scales that are covered with a mucus to guard against disease.
Since the skin or scales of fish are always wet, as a result of living in the water, sweat glands would be superfluous. Fish do not have sweat glands.
i think a shark or cat fish i think
Because if fish had fur then the fur would get wet and weigh them down and they wouldn't be able to swim very well. Scales help them move swiftly in the water and give them an armor-like outer covering.
a rock with a layer of oil on it.
No you can not it fish scales.
Most fish are covered with 'scales'
Fish scales do not tessellate, they overlap. Like most scales do.
yes they do all fish have scales All fish do not have scales.
Fish Scales was born in 1976.
Yes, trumpet fish do have scales.