Animals with the Blues
Looking at pictures and spending time in nature, you are likely to see various creatures displaying many colors. Even the dull creatures such as the house sparrow have various shades of brown and white. Many times, we see colors that are not actually present. Wait, what? It could be said that some colors we see are a trick of the light. A prism effect reveals some colors, but they change based on the angle of the observer. We can only guess why the Creator held back on blue, but sometimes when it is present, it is startling. Blue jay with spread wings, Unsplash / Phil Robson Two of my late wife's favorite birds were the northern cardinal and the blue jay. She and I both liked the bright red of the cardinal, and admired the patterns on the blue jays. Like many critters, cardinals exhibit their colors because they have the necessary pigment. Blue jays are not blue. That is, they have no blue pigment (which does exist elsewhere in the animal kingdom), but have that refraction thing go...