Macaroni penguin and giant petrels also take chicks and sick or injured adult birds. Female macaroni penguins can begin breeding at around five years of age, while the males do not normally breed until at least six years old. Females breed at a younger age because the male population is larger. The surplus of male penguins allows the female penguins to select more experienced male partners as soon as the females are physically able to breed. Commencing a few days after females arrive at the colony, sexual displays are used by males to attract partners and advertise their territory, and by pairs
Macaroni and cheese of the main ingredients made the dish affordable, and recipes made it accessible, but not notably popular. As it became accessible to a broader section of society, macaroni and cheese lost its upper class appeal. Macaroni and Cheese was brought to Canada by British immigrants, coming from other parts of the British Empire. Macaroni and cheese recipes have been attested in Canada since at least "Modern Practical Cookery" in 1845, which suggests a puff pastry lining (suggesting upper-class refinement); a sauce of cream, egg yolks, mace, and mustard; and grated Parmesan or Cheshire cheese on top. Canadian Cheddar cheese was