I have now finished modeling and textured my orca. The next step will be to rig him for animation. Here's my workspace, as it looks right now:
And here's a sample rendering. Ain't he just the cutest?
Next step will be making a tongue and teeth for inside the mouth. Right now, if you open his mouth and peer within, you'll find the backs of his eyeballs. That should be remedied, I daresay.