Hello my dear Steemians and all my esteemed 
Dolphins are one of the most amazing creatures of the sea which are a lot like human beings, there have been many findings by scientists about the lives of dolphins, from the records of scientists it is observed that the life span of dolphins is up to 20 years although it varies by species .
Scientists found out that dolphins are self-aware of them self just like human beings and can perform some human behaviour, they have the ability to mimic a human movement in water and they are playful animals, they possess distinctive personalities it is also said that they are open to physical and emotional pain and harm ,dolphins are intelligent animals and so are said to be regarded as persons
Some said that dolphins have sometimes saved human from sharks and it seems that dolphin are more friendly to human than some other marine animal
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........in appreciation to the oldest living legend