Mice talk differently after scientists insert a human language gene / Some male mice fiercely guard females within their territories, while others seek out quick flings / Mum 'driven mad' by mice and fleas in council home / Mice exhibit first aid behavior, aiding unconscious peers / A human gene makes mice squeak differently -- did it contribute to language? / Mice have driven us out of home, says pregnant mum / How to Keep Mice From Invading Your Space, According to a Rodent Specialist / Male mice use female mice to distract aggressors and avoid conflict, study shows / Mice in school kitchen and killer's parole hearing / Spiny mice point the way to new path in social neuroscience