Mice individuality is influenced by their relations

Individuality is not exclusive to humans. Though this idea was previously rebutted by biologists, today, it is accepted that individuality is found in all animal species. It is defined as all the behavior differences between individuals of a single species that are relatively stable over time. Though the process, called individuation, is supported by genetic and development components, researchers have just demonstrated in mice that the social environment and activity of some neurons also participate in determining the emergence of distinct individuals.

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