• It’s rumored that, at the end of the Beatles song, “A Day in the Life,” Paul McCartney recorded an ultrasonic whistle, audible only to dogs, just for his Shetland sheepdog.
  • When dogs kick after going to the bathroom, they are using the scent glands on their paws to further mark their territory.
  • A female cat is also known to be called a “queen” or a “molly.”
  • Cats have the skillset that makes them able to learn how to use a toilet.