What is the most intelligent non-human animal in the world?

Answer 1

In terms of communication the Humpback Whale is believed to the have the most complex patterns of communication in the world, and therfore believed to be one of the most intelligent animals in the world.

Some would argue that members of the Gorilla, Ape and Monkey category would be intelligent but in the way that some have developed the intelligence to use tools, that early man may have used.

Elephants are also believed to be one of the most intelligent animals in the world because of their incredible memory capacity and the ability to remember the exact locations of waterholes and this has been passed down through the generations.

Many other animals display high levels of intelligence too, we just have to do further research to only begin to discover how intelligent some animals of the world are, we have much more to learn about these animals intellect. E. O. Wilson, a celebrated American biologist hypothesized a top ten list:

1. Chimpanzee (two species)
2. Gorilla
3. Orangutan
4. Baboon (seven species, including drill and mandrill)
5. Gibbon (seven species)
6. Monkey (many species, especially macaques, the patas, and the Celebes black ape)
7. Smaller toothed whale (several species, especially killer whale)
8. Dolphin (many of the approximately eighty species)
9. Elephant (two species)
10. Pig

Answer 2

The most intelligent non-human animal in the world is generally considered to be the chimpanzee. They have complex problem-solving abilities, can learn and use tools, exhibit self-awareness, and have demonstrated various forms of communication and social behavior that suggest high levels of intelligence.