Okay, so one of these is old, and one of these is slightly less old.
I really don't know if I like the second one, but somepony might...
EDIT: Also the second part is a little too long, so only listen if you have the time.
Think of them as a part I and a part II, respectively.
Vulpes Coeruleus
Martius Coeruleus
http://soundcloud.com/general-mumble/martius-coeruleus