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The article focuses on the mental ability of the birds, such as a Goffin's cockatoo named Figaro. Topics include the similarity between the intellectual skills of birds and humans, the studies on the avian neural anatomy which shows the bird's neural structures called the pallium that resemble the mammalian neocortex, and how crows recognize the face of people and never forgets them.

The article focuses on the cognitive processes of animals. Attention is paid to scientist Irene Pepperberg's study of an African Gray Parrot and the notion that animals can think. Signs of higher order mental abilities are mentioned, including good memory, understanding grammar and symbols, self-awareness, and creativity, which have been documented in animals. Attention is paid to behavioral ecologist Alex Kacelnik, researcher Nicky Clayton, and deceptive behavior in animals.