Some more progress after getting slightly distracted by Skyward Sword.

The gravity and the mass of the butterfly has been upped, resulting in a faster flapping frenzy! Flapping uses up energy which can be replenished by drinking the nectar from the flowers (spheres).

https://sites.google.com/site/originalbiggames/work/tiny-world-build-0-2

Also, starting the artwork on the butterfly sprites: