I did this drawing as I went along.
At the beginning I wanted to draw Fluttershy being bugged by crows and this is the final result, the mane six, who were supposed to spend a good time, running away from these irritating birds.
It took me several days, since my free time is short and I'm a beginner by working with SAI.
Doing such a detailed background with trees, harvests, houses... I got tired