Their heart and mind are still stuck there, although they may deny it, and they can not handle being in a relationship. This can show up as jealousy in someone who has been cheated on in the past. In others there may be the comparison game such as: My ex did that too and it drove me mad.
Note: One of the largest ever recorded humpback whales measured in at 89 ft. long. These marine mammals are generally either a dark grey or black color with white patches on their stomach and knobs (known as tubercles) covering their head.
The heart of an adult blue whale is the largest of any mammal. A blue whale heart can weigh up to 1,300 pounds and is the size of a Volkswagen Beetle. The tongue of an adult blue whale is approximately the same weight as an adult elephant.