They have natural instincts, as well as being taught by mom and the 'aunts'.
Dolphins are intelligent to protect themselves from predators and need to be aware of their environment to survive as a species.
In many movies, such as "Bambi", the mother animals teach their young how to survive but in reality, the animals are born with a natural instinct to protect themselves.
Dolphins survive in many ways but be specific. Do you mean how they survive from prey or survive in sleep? Dolphins survive from prey by pretending they are dead, or they can swim in schools. Dolphins survive in the water by turning half there brain of when they sleep so they can still see out of one eye.
nothing
Dolphins can't survive on land.
maybe because if there were other dolphins that went to their habitat then they mit not survive
nothing
people depend on dolphins because dolphins are intelligent marine mammals and easy to to teach
no
Dolphins hide from sharks and dolphins can also sense danger.
fish or squid
yes