[word=structure] [word=among] [lemma=individual] [lemma=in] [□=□]
[word=structure] [word=among] [lemma=individual] [lemma=in] [lemma=□]
[word=structure] [word=among] [lemma=individual] [lemma=in] [word=□]
There are of course variations in brain size and structure among individuals in any given species , so that any atlas will be at best an idealization .