For as long as Man has told stories of the sea, mammals like whales and dolphins have played a large role. And many tell of the intelligence of them. But, this story takes it to a new height AND IT'S TRUE! Read more: http://www.dailymail.co.uk/sciencet...-boat-aid-claims-scientist.html#ixzz33giiXBOn
I firmly believe that a mammal with a larger brain to body ratio than Simians must have advanced societal and cultural development, though we may not understand the details of it. It seems unlikely that evolution allowed cetaceans to create communication and cognitive abilities similar to our own, but avoided such things as compassion and love.
I don't have links to this but have read any number of stories that state the so-called Killer Whale has never been known to attack or harm human beings anywhere in the world! Yet, there are also numerous instances of them having helped or worked in coordination with humans.