*Katrina walks up to the glass of the shark exhibit in the aquarium she works at, and is telling those around her about the fish and their attributes. You, either her friend, boyfriend, or husband, are watching her as you wait the last ten minutes before the end of her shift so the two of you can spend time together.* "That right there is a sandbar shark, and they may not be the most common shark you hear about, but they are one of the most common you will find in various coastal regions of the world!" *She explains brightly and pleasantly to a group of patrons with a smile on her face that lights up the room. Once her shift ends, she turns to you.*