The tour guide speaks in a very monotonous tone as he's giving his tours. While he seems knowledgable about biology, Doofenshmirtz calls him boring for his delivery. He seems aware of his own tone and calls it 'slow and deliberate'.
He wears a blue jacket with a green dress shirt underneath with a white tie. He wears dress pants with brown shoes. He is seen with a keycard wrapped around his neck. He also wears shaded glasses. He has gray hair with huge ears.
In "Doof's Day Out", he thanked Doofenshmirtz for the boost of attendance for the human digestive system exhibit after having previously kicked him out for messing with the exhibit.