Why is Anti-pork McCain aligning himself with a pork queen in Palin?

It makes no sense. He is supposedly a maverick who is against all sorts of pork barrel spending yet she, as governor of Alaska, asked for 3.2 million dollars to study mating habits of harbor seals, $400,000 to study 'invasive Alaskan species', and $2 million for research on . Oh, and the billion-dollar bridge to nowhere? She kept the money!