The organ is the 'Lateral line' (Composed of Neuromasts) .
It's the neuromast
A "school" of fish.
The organ that holds and releases air which allows the perch to move up and down in the water is the swim bladder. Most fish have this organ, which they use to control how deep or how shallow they swim.
fish move by swimming.they move their fins back and forth to swim.some fishes have a swim bladderwhich is an organ that help bony fish to stay in different deapth.
Fish move by swimming. They move their fins back and forth to swim. Some fishes have a swim bladder which is an organ that help bony fish stay in different depth.
If by Fish, you mean psyduck, then you cant move them until you've got the "SecretPotion" from Cynthia after beating team galactic at lakevalor. (unlocked after beating Leader Wake in Pastoria City.
They both help a fish to move
pushs the fish to move
Sometimes several dolphins may prevent a school of fish from escaping by swimming in tight circles around it, and then heading into the middle of the trapped school to eat. A group of dolphins may also chase a school of fish onto mud flats, and then hurl themselves onto the mud to eat the stranded fish. And they sometimes blow bubbles under the fish to scare them and to make them go more to the surface
The brain
You think to lungs.
how do hydra move