A charming 04:12 animation by Alexandra Horowitz from February 2019.
https://www.ted.com/talks/alexandra_horowitz_how_do_dogs_see_with_their_noses
You may have heard the expression that dogs ‘see with their noses.’ But these creature’s amazing nasal architecture actually reveals a whole world beyond what we can see. Alexandra Horowitz illustrates how the dog’s nose can smell the past, the future and even things that can’t be seen at all. [Directed by Província Studio, narrated by Pen-Pen Chen].