Macaroni penguin well as vocal, displays. These behaviours peak early in the breeding period, and colonies particularly quieten when the male macaroni penguins are at sea. Agonistic displays are those which are intended to confront or drive off or, alternatively, appease and avoid conflict with other individuals. Macaroni penguins, particularly those on adjacent nests, may engage in 'bill-jousting'; birds lock bills and wrestle, each trying to unseat the other, as well as batter with flippers and peck or strike its opponent's nape. Submissive displays include the 'slender walk', where birds move through the colony with feathers flattened, flippers moved to the front
Macaroni and cheese also becoming popularized at this time and was likely also used during that era. Macaroni and cheese is very popular in modern-day Canada. Kraft Dinner is the most popular brand of packaged macaroni and cheese. Sasha Chapman, writing in "The Walrus", considered it to be Canada's national dish, ahead of poutine. Pasta other than macaroni noodles are often used: most any short-cut extruded pasta and many of the decorative cut pasta will do, particularly those with folds and pockets to hold the cheese. The dish may still be referred to as "macaroni and cheese" when made with a different pasta;