And researchers who discovered same-sex matings in Adélie and Humboldt Penguins and in Kestrels stated that they did not know if any comparable phenomena in other species of penguins or birds of prey, when in fact homosexual activity in King Penguins, Gentoo Penguins, and Griffon Vultures had previously been reported in the literature.
"Biological Exuberance: Animal Homosexuality and Natural Diversity" - Bruce Bagemihl
The Humboldt penguin is a resident of South America, with its range being between subtropical Peru and arid Chile. They breed according to food availability, and often breed after molting.