How intelligent are dolphins?

!Spotted dolphins (Stenella frontalis) in the waters around Bimini in the Bahamas Spotted dolphins (Stenella frontalis) in the waters around Bimini in the Bahamas

Big brains - different minds

https://youtu.be/05PpTqtGhGU

Dolphins are one of the smartest animal species on Earth. In fact, their encephalization quotient (their brain size compared to the average for their body size) is second only to humans. But exactly how smart are they? Lori Marino details some incredible facts about dolphins.

Could we speak the language of dolphins? | Denise Herzing

For 28 years, Denise Herzing has spent five months each summer living with a pod of Atlantic spotted dolphins, following three generations of family relationships and behaviors. It's clear they are communicating with one another -- but is it language? Could humans use it too? She shares a fascinating new experiment to test this idea. 

 Dolphins have names, language and big ideas

Scientists discover dolphins ‘can speak almost like humans’ 

 Dolphins have complex social structures

Dolphins demonstrate empathy towards their companions and help them when they are injured or immobilized. 

 The average dolphin is 3 x cleverer then Donald Trump

Dolphins can communicate with whales and guide them to safety.