Natural selection will alter a living organism over successive generations according to its requirements regarding habitat, food and breeding.
Goldfish do not have legs. Goldfish do have fins, although the number of fins will depend on the type of goldfish.
eels do not have legs only fins
An angelfish!
They have legs but they are called flippers.
There is no definite number of fins a shark can have. They can have one or two dorsal fins Always a caudal fin Two pectoral fins One set of pelvic fins
Turtles are water-dwelling reptiles, so they have webbed feet but they do not have fins like a fish or dolphin.
None, gold fish do not need legs as they only need fins to swim in the sea
I think Natural Delfins by Morfin are very easy on your legs and feet. You can turn easily and they come in 6 sizes.
no they have fins and tails but no legs or arms :)
Seals do not have legs they have 2 front flippers and a rear tail.
i dont really no for sure but maybe its legs....ten again maybe not!
Sea tutles do not have any fins. They do have 4 legs though.