Your animations looks quite nice. The reason your nose looks like the right eye is probably because you have positioned as such, you should place it below the eyes. Looking at a cat, dog or human you'll see that the nose is below the eyes. It is always a good idea to look at reference images, if you find yourself stuck with something. Btw. while you are very welcome to post updates and request feedback here, you would probably gain more from forums such as http://wayofthepixel.net and
http://pixeljoint.com
I can also recommend you to look at this thread, which has a lot of cool guides and tips for almost anything in pixelart.
http://wayofthepixel.net/index.php?topic=2076.msg161933#msg161933