Rockhopper penguin positions and islands became surrounded by subtropical water masses, resulting in a split between Northern and Southern rockhopper penguins. Many advance and retreat cycles of Patagonian icecaps during the late Pleistocene may have created a barrier to gene flow between Southern Pacific and Southern Atlantic populations, causing a split between Southern and Eastern rockhopper populations. Adult Rockhopper penguins have no land-based predators. They are eaten when at sea by leopard seals, fur seals, killer whales and blue sharks. Chicks and eggs are eaten by many birds including giant petrels, skuas, sheathbills and various types of gulls. Although the rockhopper penguin
What a queer bird What a queer bird "What a queer bird" is a poem of unclear origin. It first can be found in print in 1922, rapidly disseminating across dozens of publications in the United States that year. "What a queer bird" is a poem, folk song, or essay that may be sung as a round. It first can be found in print in 1922, rapidly disseminating across dozens of publications in the United States that year, but its precise origin is unclear. The words are as follows: In 1922, multiple United States publications attributed the poem or essay to "a young Norwegian