Aaron, an artist based in London, is very good at Photoshop Manipulations. He is on Instagram called Keeping.it.surreal. It has a wide variety of designs, many of which are animal designs. Color combination, scale, etc. can be seen accurately in these manipulations. Here are some of his creations and many more creations on the Keeping.it.surreal Instagram account.
2. The design of the flying eagle with the American flag is even more interesting.