Awww she is adorable
The way her hair is on her face makes me think she might be mixed with some sort of terrier?
For example, a wire-coated Jack Russel terrier: http://www.saveadog.org.au/images/ph...(wire_jrt).jpg
What a cutie! You should post more pics
Oh and sometimes their ears just don't stand. If she's young they might stand eventually.
And sometimes their ears go down when they're teething.
Carl's ears never stood and Mia's ears never drooped!