Board Thread:Questions and Answers/@comment-30176971-20170312023045/@comment-679780-20170409213914

He's either pigeon or pigeout.

But if you think about it, he's the only character in Sonic '06 who is neither mobian nor human to have dialogue in the game. He's neither afraid of being approached like most pigeons and probably a deep introspective thinker given he likes to be at the docks all alone looking out to sea.