World's most intelligent animal
Cats: The cat (Felis catus) is a domestic species of small carnivorous mammal.
Chimpanzee: Chimpanzees are primates of the genus Pan which consists of the common chimpanzee and the bonobo.
Dog: The dog or domestic dog (Canis familiaris or Canis lupus familiaris) is a domesticated descendant of the wolf, and is characterized by an upturning tail.
Humans: Humans (Homo sapiens) are the most abundant and widespread species of primate, characterized by bipedalism and large, complex brains.
Dolphin: A dolphin is an aquatic mammal within the infraorder Cetacea. Dolphin species belong to the families Delphinidae (the oceanic dolphins).
Elephant: Elephants are the largest existing land animals. Three living species are currently recognised: the African bush elephent.
Gorilla: Gorillas are herbivorous, predominantly ground-dwelling great apes that inhabit the tropical forests of equatorial Africa.
Monkey: Monkeys are haplorhine primates, a paraphyletic group generally possessing tails and consisting of approximately 260 known living species.
Octopus: An octopus (octopuses or octopodes, see below for variants) is a soft-bodied, eight-limbed mollusc of the order Octopoda.
Parrot: Parrots, also known as psittacines, are birds of the roughly 393 species in 92 genera that make up the order Psittaciformes.