Dorincard: What's the difference between KING PENGUINS and EMPEROR PENGUINS? I show you a cool POLAR PHILATELY cover from my "Antarctic" friend Scott F. Smith, ex-postmaster at the AMUNDSEN-SCOTT SOUTH POLE STATION, ANTARCTICA APO AP 96598 - tell me WHAT species of penguins is THAT? Answer: "look at the upper breast"

What's the difference between KING PENGUINS and EMPEROR PENGUINS? I show you a cool POLAR PHILATELY cover from my "Antarctic" friend Scott F. Smith, ex-postmaster at the AMUNDSEN-SCOTT SOUTH POLE STATION, ANTARCTICA APO AP 96598 - tell me WHAT species of penguins is THAT? Answer: "look at the upper breast".

Aptenodytes
Common and binomial names^[5]	Image	Description	Range
Emperor Penguins (Aptenodytes forsteri)		122 cm (4 ft) tall, weighing 22–37 kg (48.5–82 lb), the adult has deep black dorsal feathers, covering the head, chin, throat, back, dorsal part of the flippers, and tail. The underparts of the wings and belly are white, becoming pale yellow in the upper breast, ear patches are bright yellow. The upper mandible is black, and the lower mandible can be pink, orange or lilac. Males and females are similar in size and colouration.	Circumpolar distribution in the Antarctic between the 66° and 77° S. It almost always breeds on stable pack ice near the coast and up to 18 km (11 mi) offshore.^[6]
King Penguins (Aptenodytes patagonicus)		90 cm (3 ft) tall, weighing 11 to 16 kg (24 to 35 lb), The upperparts are steel blue-grey, darkening to black on the head, the belly is white fading to orange on the upper breast with bright orange ear patches. The black bill is long and slender, and curved downwards. The lower mandible bears a striking pink or orange-coloured mandibular plate	Breeds on thesubantarctic islandsbetween 45° and 55° S at the northern reaches of Antarctica, as well as Tierra del Fuego, theFalkland Islands, and other temperate islands of the region.