aggressive behaviour

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aggressive behaviour

psychology

Also known as: aggression, aggressiveness

Written by Felicity A. Huntingford

Fact-checked by The Editors of Encyclopaedia Britannica

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Category: Science & Tech

Key People:: Konrad Lorenz; Alfred Adler; Albert Bandura

Related Topics:: bullying; frustration-aggression hypothesis; violence; hate speech; fighting

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aggressive behaviour, animal behaviour that involves actual or potential harm to another animal. Biologists commonly distinguish between two types of aggressive behaviour: predatory or antipredatory aggression, in which animals prey upon or defend themselves from other animals of different species, and intraspecific aggression, in which animals attack members of their own species. Intraspecific aggression is widespread across the animal kingdom, being seen in creatures as diverse as sea anemones, rag worms, wolf spiders, field crickets, lobsters, salmon, tree frogs, lizards, songbirds, rats, and chimpanzees. Given that so many different kinds of animals fight, aggression takes a variety of forms. Sea ...(100 of 5317 words)

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