Something to observe, think about, and learn about on our own in the spirit of science. As Melville Arthur Feynman, Richard Feynam’s father, said to a young Richard Feynman, in the movie Infinity: “You gotta look at the bird. You gotta listen to the bird. You gotta try to understand what it’s doing. You gotta notice everything.” See: https://www.youtube.com/watch?v=SMaZOCKmcVc&t=0s