I. Hearing.

Like other reptiles, the turtle ear has only a single bone in the middle ear that conducts vibrations. Researchers have found out that turtles respond to low frequency sounds and vibrations.

II. Eyesight.

1. Turtles can see well in the water but shortsighted in the air.

III. Tactile.

A turtle is sensitive to touch on the soft parts on the flippers and its shell.

IV. Taste.
 

Little is known about a turtle's sense of taste.

V. Smell.

1. Most researchers believe that turtles have an acute sense of smell underwater.

2. Turtles open their mouths slightly and draw underwater through their nose, then automatically empty it out another time throughout the mouth. Pulsating Movements of their throat are thought to be associated with their smelling.