You should've bent the ears to the same side, like this:
Attachment:
233.png
And maybe wider apart, and longer. At least if you were trying to draw bunny-like ears. In case you were trying to draw fox-like ears, it should've looked something like this:
Attachment:
234.png
OK, maybe a bit more forward and more apart.
Yes, I know I suck at drawing, I never was good at it. It's just a physicist wanabe trying to explain something he doesn't understand himself.