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Alligators and crocodiles use their tales to swim rapidly. They are able to propel themselves further in the water using the tail.
One foot in front of the other like any other legged creature.
A crocodilian uses its tail to propel it through the water. The tail acts as a rudder as well, and it gives these reptiles good speed and agility in water.
They use there legs as paddles and swim through the water.
with the aid of their tail, alligators can jump at out of the water.
The alligators tale helps it to swim and leap out of the water.
they are in the same crocodilia family.Some of the similarities between alligators and crocodiles are that they are both fierce and have a long tail, bumpy backs, sharp teeth, short legs, intelligent, cold-blooded, love to swim, and have webbed feet. They have vertical pupils that open wide in low light, which allows them to be impressive nocturnal hunters. Their throat (gular) pouch blocks water so that they can eat prey under water as well as on land. They are also large, lizard-shaped reptiles with four, short legs and a long, muscular tail. Their hide is rough and scaled. Both the alligator and crocodile eat fish and nearby land animals. They can also attack man.
legs
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A crocodiles tail is about 6-7 feet long.
They are born with scales and a tail.
Alligators have webs and a propelling tail that will enable them to swim deeper. They have transparent skins that can go over their eyes such that they can see perfectly underwater. They also have skins that can enclose their noses, and because they can also close their throats they can hold breaths for up to 6 minutes.