It's difficult to give a definite answer as it's hard to access intelligence of cetaceans (dolphins and whales) in the same way as scientists can try and measure the intelligence of apes. Also, there isn't a specific way of measuring intelligence - unlike height or weight. But, most scientists would probably place chimpanzees (common and pygmy) as the most "intelligent" mammal after Man.
The most intelligent animal is the Homo Sapien.
It is subjective and difficult to determine who the most intelligent human being ever lived is, as intelligence can be measured in various ways. Some names commonly considered among the most intelligent include Albert Einstein, Leonardo da Vinci, Isaac Newton, and Stephen Hawking.
Homo sapiens is the most intelligent animal in the UK
elephants are the most intelligent animals.
the most awesome human being ever to grace the presence of the lesser human being species.
Chimpanzee
dolphin
Humans.
Parrots are probably some of the most intelligent animals on this planet! No other animal is capable even of mimicking human speech.
There is a heated debate that is linked with the most intelligent human race in the world.There are many theories that explain as to why lighter skinned people are more intelligent than dark skinned people due to environment but the truth is not yet known.
The most complex and intelligent vertebrate is generally considered to be humans. Human intelligence is characterized by advanced cognitive abilities such as problem-solving, language, reasoning, and self-awareness, which surpass those of all other vertebrate species.
Octupus