Because the need to check out the other dolphins.
They have two eyes.
No
Because they will need it. We have stuff like torch to see in the dark and sunglasses to see when too bright. Dolphins don't have glasses or stuff that we do.
no
They are in the dolphins eyes, mouth, nose, ears, and its fins.
Dolphins' eyes are round. They have an acute sense of vision, both underwater and outside of water.
Pink dolphins need water because they are dolphins.
No.
yes
Yes. Dolphins can see areas around them using echolocation, which lets them send out high-pitched sounds that bounce off of objects and return to the dolphin, giving them a visual of the surrounding area.
Yes. As mammals, they have eyes. All mammals do.Dolphins have eyes to see above and below the water. They also have a form of sonar, echo location, to see objects under the water, at night and at depths that light does not go to.
Yes, they do. This is so they can keep watch for predators, (ex: sharks) and still sleep because they need energy.