First, the most prevalent in my library of Yellow photos…Flowers!   Next most popular…Yellow produce!   Then we have Yellow out in Nature.     And of course, all the Yellow we see in animals!     And last there is this undefined (undefinable?) category….   There ! YELLOW!   https://nadiamerrillphotography.wordpress.com/2019/08/15/a-photo-a-week-challenge-yellow-2/