How do dolphins navigate under the water?
        
        
     
    
 replied to:  epking
         
        
            
            Replied to:  How do dolphins navigate under the water?
         
        A dolphin's head contains a round organ known as a melon, used for echolocation.
        
        
     
    
 replied to:  Thraxel
         
        
            
            Replied to:  A dolphin's head contains a round organ known as a melon,...
         
        Dolphins have good eyesight both in and out of the water, and their ability to perceive sound exceeds a human's by ten times.