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Informations - Senses
  1. Hearing
    1. Dolphins hearing abilities, in water, is one of the most refined senses in nature.
    2. Dolphins have o well-developed acute sense of hearing.
    3. Most sound reception probably takes place through the lower jaw.
    4. Dolphins may also receive sound through bone, soft tissue and the external ear.
    5. Above water the dolphin hearing is not as good. If you shout in a normal tone of voice you are right near the bottom of its hearing spectrum.
  2. Eyesight
    1. Dolphins have very fine sight, both in and out of water.
    2. Dolphins are colorblind.
    3. Glands at the outer cornea secrete an oily, jelly like mucous that lubricates the eye and protect them from salt water.
    4. Dolphins can achieve global vision by slightly moving their eyes in either direction.
    5. Dolphins do not become long-sighted in water like humans do.
  3. Touch
    1. Although dolphins have a thick layer of blubber covering their bodies, they are very sensitive to touch.
    2. Dolphins appear to use their tongue to feel or touch certain objects, as we would use our fingers.
  4. Taste
    1. Dolphins have a good sense of taste for sour and bitter but not so such for sweetness and cannot detect salty sensations at all.
  5. Smell
    1. Olfactory organs, bulbs, and nerves are absent in all toothed whales, indicating little or no sense of smell.


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