Yes, or they will not swim well.
Yes, a fish needs a tail to swim.
To swim.
No, are you nuts?! you should never cut a dogs tail off, it is very panefull and all dogs need tails.
you should never cut a dogs tail off, it is very panefull and all dogs need tails.
Fish need tail because, it ( the tail) along with the fins propells it forward as it swims and navigates the sea.
Dogs do not need there tails to live, but it would make it very hard for one to lose their tail. A dogs' tail main purpose is to balance the dog. They may having trouble walking...but they would still be alive.
they swim by moving there tail side to side, to help them swim
because they use there tail to swim, and they don't have a tail on the front so they cant swim backwards.
All canines can swim, besides toy dogs.
Do they have to? No. Can all dogs swim? It depends. In most cases, yes.
Dogs use their tails for balance and communication. Since we have evolved into bipeds, we no longer need the tail for balance, and our verbal skills make "tail communication" unnecessary.
Sperm need a tail for motility, which allows them to swim towards the egg for fertilization. The tail, also known as a flagellum, propels the sperm through the female reproductive tract to reach and penetrate the egg.