answersLogoWhite

0

They don't need it because of their strong tails

User Avatar

Wiki User

13y ago

What else can I help you with?

Related Questions

What is the fin called on an orcas back?

The fin on the back of an orca is called the dorsal fin.


What is the dorsal fin?

The dorsal fin is the fin on the back of a fish, for example the typical triangular fin on the back of a shark is its dorsal fin.


What does a female Orcas dorsal fin look like?

the female orca's dorsal fin is curved and the males dorsal fin is straight


What is the name of the fin behind the dorsal fin?

On a dolphin and most fish the fin behind the dorsal fin is the tail fin. Some fish, such as knife fish, have no dorsal fin or tail fin. Dolphins of course are mammals, not fish.


Is a fish's dorsal fin on its side?

No, a dorsal fin from a fish is on its back area.


What is the top fin on the fish called?

The fin on the top/back of all fish is called the "Dorsal Fin."


What is the second donsal fin?

Some sharks have a second dorsal fin, it's between the main dorsal fin in the middle of the back, and the tail. Not all fish have a second dorsal fin.


Is it possible for a dolphin to move its dorsal fin?

No, it is not. Dolphins use their dorsal fin for balance.


What do dorsal fins and fins do on a dolphin?

The dorsal fin of a dolphin is usefu,l because it can control the balance when a dolphin is swimming.It can also be useful for signs of dolphins and not sharks because the dorsal fin of a dolphin and a shark is slightly different.


Does seahorses have fins?

Yes, yes and they are very cute. There is a pectoral fin, anal fin and dorsal fin.


What is the difference between a dorsal fin and other fins?

A dorsal fin is the one on the top of the fishes back.


What is the name of the guidance fin on a fish?

Dorsal fin