Owl from source photo is moved into background photo.
step 3 of 6
Additional owls are duplicated with alt key ready to resize.
step 4 of 6
Owls are changed in size using edit/transform/scale tool, and also turned by using the edit/transform/flip horizontal tool. Ready now to change shadows, add limb under them, and add claws.
step 5 of 6
Lens flare is added to lamp at low setting, just enough light to add hazy light to show up bats to be added. Bats are drawn in my hand with the paintbrush tool with black, then trimmed with eraser tool, and sized to different sizes, and some rotated.
step 6 of 6
Finally, after last-minute touchups on shadows, a gaussian blur is added at a low level so that edges of owls are not too sharp.