Serotonin as a biological utility has been around since the beginning of multi-cellular life, maybe even sooner! We organisms tend to share many of the same ne

Serotonin as a biological utility has been around since the beginning of multi-cellular life, maybe even sooner! We organisms tend to share many of the same neurotransmitters. It's always pretty cool to observe similar pharmacological effects to those which humans experience as a result of a certain drug, and then watching a lobster react in a similar way!