On nature shows, this is comic. It has been discovered that display behavior is much more common among humans than had been previously believed. This behavior, the chronic answering of questions regardless of actual knowledge, is known as Male Answer Syndrome. Some men seem to regard life as a talk show on which they are the star guest. Sometimes this expansiveness is appealing.
Men have the courage and inventiveness to try to explain the inexplicable.
She had found that eating ice cream made her teeth hurt and asked her father whether Eskimos had the same problem. They have rubber teeth. Pauline repeated this information in a geography lesson and found herself the laughing stock of the class. That was how she learned that a man, even if he is your own father, would rather make up an answer than admit to his ignorance. For him answering is a game, and not knowing what he's talking about just adds to the thrill.