By swimming. The fish uses it's tail muscles to pull its tail back and forth propelling the water out of the way. Did you know that the faster-swimming fish generally have a smaller gap in their tail while slow fish have a bigger gap?
by its fins and tail
the differences is that a fish has
Fish
I think is puffer fish
Their is an air chamber in most fishes just like in submarines. When it gets filled with air the fish moves up. While, when air is released the fish moves down. This is precisely what happens in a submarine.
It opens and closes like its breathing.
If you want an active fish that moves around a lot then a Betta is not for you.
muscles doesnt move in blood of fish,they are attached to bones or skin.
A flying fish moves like any other fish but often leaps from the water and extends its fins. This causes the fish to glide above the water for some distance. A flying fish actually moves its tail up to about 70 times per second to get enough speed to glide.
Silver fish are actually a wingless insect, so moves round on legs.
by going real fast
the cells fill with water
by swimming