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It helps them steer in the water more easily and makes it easier for them to glide through the water, therefore making them faster.
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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.
What is the name of a sharks fin that sticks up out of the water?
The dorsal fin.
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.
How do lemon sharks move?
The lemon sharks move by using their tail fin and by using their dorsal fins!!!!!
Do great white sharks have a black spot?
Some do, on the tail or dorsal fin.
How big is a hammerhead sharks dorsal fin?
20 m tall and 2mm wide
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 is the use of the fishes dorsal fin?
They allow the shark to swim. A shark with no fins would be unable to swim. Any individual fin provides steering and propulsion depending on exactly which fin you're talking about. The dorsal fin (the one on top of the shark that sticks up above the water in any cartoon about a shark) is mainly for steering.
Can a shark survive without its' fin?
No, sharks need their dorsal fins to keep them upright and traveling straight.
How many fins does a Bull shark have?
All 6. pectoral, pelvic, caudal, anal, 1st dorsal fin, and 2nd dorsal fin.
Is a sharks dorsal fin comfortable?
From the sharks point of view ? How could anyone know ? It is normal for them so you have to assume it's as comfortable as an arm is to a human.
