Macaroni penguin of the body, and head and neck hunched, and general hunching of head and neck when incubating or standing at the nest. The macaroni penguin's predators consist of birds and aquatic mammals. The leopard seal ("Hydrurga leptonyx"), Antarctic fur seal ("Arctocephalus gazella"), Subantarctic fur seal ("A. tropicalis"), and killer whale ("Orcinus orca") hunt adult macaroni penguins in the water. Macaroni colonies suffer comparatively low rates of predation if undisturbed; predators generally only take eggs and chicks that have been left unattended or abandoned. Skua species, the snowy sheathbill "(Chionis alba"), and kelp gull ("Larus dominicanus") prey on eggs, and skuas
Macaroni and cheese microwave cook the pasta in the sauce. Another popular variant is jarred macaroni cheese sauce, which is especially popular in the UK and US, available under the Dolmio and Ragú brands, among others. The pasta is purchased and prepared separately, then mixed with the heated cheese sauce. Powdered cheese sauce, very similar to what is found inside a box of macaroni and cheese mix, is also sold separately without the pasta. This product is produced by several companies, most notably Bisto, Cabot, Annies and Kraft. A number of different products on the market use this basic formulation with minor variations