King penguins Aptenodytes patagonicus at breeding and nesting colony at Salisbury Plains in the Bay of Isles, South Georgia, Southern Ocean. King penguins Aptenodytes patagonicus at breeding and nesting colony at Salisbury Plains in the Bay of Isles, South Georgia, Southern Ocean MORE INFO The king penguin is the second largest species of penguin at about 90 cm 3 ft tall and weighing 11 to 16 kg 24 to 35 lb, second only to the emperor penguin The total population is estimated to be 2 23 millio