Modelling Animal Tutorial Help

I am making a animation and i need a animals modeling tutorial.
If someone can help me telling me web site of animal modeling tutorials or a explication.

I am looking for a Bear,squirrel, racoon or even a beaver

And if they are tender or graceful better even

You can find how you do an imaginery sea animal here, how to make a dolphin here and how to do a turtle here.

Sorry no bear.