We were skeptical on the breed mix so we had a DNA test done to cure our curiosity. Turns out he is an American Staffordshire Terrier (like a Pit Bull), Siberian Husky, Golden Retriever mix. He's not ready for running along with bikes, but he loves the woods. He's always climbing and hucking himself off of boulders.

Here's an older pic:



And a more recent pic of him rehydrating on the trail: