What would happen if penguins were introduced to the Arctic?

Introduction of penguins has happened several times on a small scale, and each time, the birds died quickly or, at least, did not expand their population. King penguins were introduced to Lofoten in 1936, and Gentoo and Macaroni penguins in 1938. read more

Penguins survived in the arctic for almost 18 years after they were introduced by the Norwegian royalty (introduced in 1936 -- last penguin sighting in 1954). Which is proof that they could find food and survive-- and if introduced in sufficienttly large quantities-- they would have reproduced and established viable colonies/breeding populations. read more

They did not breed successfully because of predation of nests by arctic foxes, mink, arctic stoats, wolves and predatory birds such as skuas, and died out after a few years. Penguins are not restricted to the Antarctic – in fact there are tropical penguin species. read more