I have jotted down the pattern for the ears and will put them on my blog. Once done, i’ll put the link here. There is also a mouse-tail on the back.

The body, arms and legs are from Ida Herter’s super fun rabbit pattern linked above.

ETA:
Here is the pattern for the ears and a few more pics :)

http://atbly6.blogspot.ca/2015/03/a-mousy-egg-ta-dah.html