This means that, rather than following a stereotypical behavioural pattern, tool use can be modified and adapted by learning.

Similarly, a behavioural pattern may not conform to social norms, but still be effective and non-problematic for that individual.

The structural basis of an innate behavioural pattern.

The group of people exhibited similar behavioural pattern to a flock, where if five percent of the flock changed direction the others would follow.

Undoubtedly more needs to be done to try to change their behavioural patterns in society before release.