Be careful: Bloody syrup will stain white fur.I'm guessing the Canadian consulate in Denver, at 1625 Broadway, isn't a frequent location for major protests -- but that changed yesterday, when PETA representatives chose it as the place to complain about Canadian seal harvests. Their approach? Dress up someone in a seal costume, bust a bottle of "bloody syrup" -- maple syrup is one of Canada's most lucrative exports -- and then have participants chant, "Buy American! Boycott Canadian Maple