|six (something is lurking - a hippo?)|
|seven (can you see the bird?)|
|eight - may be better at portrait angle|
|nine (the eye has it)|
Suminagashi is a Japanese method of marbling paper (google the definition). I adapt it to make backgrounds using water and the wonder of coincidence!
The curious round marks are made by dropping 100% isopropyl alcohol (dropwise) onto very wet paint.