Do Animals Have Personalities?

A growing theme in animal behaviour research is the study of animal personality. Studying personality in animals may at first sound slightly counterintuitive, if not unscientific, but the term simply refers to different individuals of the same species showing consistent differences in their behaviour. By this definition, everyone with a pet has witnessed personality differences in action: just as with people, some birds are smarter than other birds; some fish are more aggressive than other fish; some dogs are more sociable than other dogs.

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