Lesbian Marriage and Single Mums: No father transforms children’s brains: Study
   A new study shows that growing up without a father  not only affects behavior – it transforms children's brain structure.   That's the verdict reached by the Research Institute  of the McGill University Health Center  and recently published in the journal  Cerebral Cortex .         Researchers studied the behavior and brains of Californian  mice who, like humans, are monogamous and raise their children as a unit.   Mice separated from their fathers showed greater aggression, anti-social behavior , and “abnormal social interactions” than those raised with both parents.   “The behavioral  deficits we observed are consistent with human studies of children raised without a father,”  said  Dr. Gabriella Gobbi, the report's lead author.   However, more groundbreaking was their finding that the behavior was not the only thing affected by the lack of a father. Mice raised by one parent had a misshapen prefrontal cortex, the  portion of the brain  associated with...