Most intelligent animals

 Animals are more smarter than we think. They display a wide range of abilities from problem solving to communication.

Such animals are  - - - 

1.  Chimpanzees 

2.  Dolphins

3.  Elephants

4.  Crows

5.  Octopus 

6.  Pigs

7.  Parrots 

8.  Rats

9.  Squirrels