Dr. Mike: You know that worms are hermaphrodites?
Sully: What does that mean?
Dr. Mike: They have both. They reproduce themselves by themselves. They have both male and female parts together in one body. All the parts.
Sully: Doesn't sound like much fun.
Dr. Mike: Well, it's very efficient...from a scientific point of view.
Sully: Uh-huh. Scientific.