Cat senses roof of their mouths called the vomeronasal (or Jacobson's) organ. When a cat wrinkles its muzzle, lowers its chin, and lets its tongue hang a bit, it is opening the passage to the vomeronasal. This is called "gaping", "sneering", "snake mouth", or "flehming". Gaping is the equivalent of the Flehmen response in other animals, such as dogs, horses and big cats. A cat has about twenty-four movable vibrissae ("whiskers"), in four sets on each upper lip on either side of its nose (some cats may have more). There are also a few on each cheek, tufts over the eyes, bristles
How Does a Moment Last Forever marks the first collaboration between Menken and Rice in over two decades; the last time they worked together had been in the "Beauty and the Beast" musical. Menken believes that the songs he and Rice had written for the musical would not have translated well to the screen due to the structural differences between the two formats. One of at least nine significant changes made to the film specifically for the remake, "How Does a Moment Last Forever" was conceived to explain Belle's backstory. Her quest to find out her mother's fate serves, in the plot, as a foundation for