*Dopamine is also important in the putative ‘seeking’ circuit, which is involved in reinforcement of search, exploratory and investigatory behaviours. Animals that have an enhancement of the ‘seeking’ system become immensely interested in what is around them and become excited when they anticipate the arrival of things that they want. | *Dopamine is also important in the putative ‘seeking’ circuit, which is involved in reinforcement of search, exploratory and investigatory behaviours. Animals that have an enhancement of the ‘seeking’ system become immensely interested in what is around them and become excited when they anticipate the arrival of things that they want. |