The African Penguin also known as the Jackass Penguin and Black-footed Penguin is a species of penguin, confined to southern African waters. It is also widely known as the "Jackass" Penguin for its donkey-like bray, although several related species of South American penguins produce the same sound. Like all penguins it is flightless, with a streamlined body, and wings stiffened and flattened into flippers for a marine habitat. Adults weigh on average 2.2-3.5 kg and are 60-70 cm tall. It has distinctive pink patches of skin above the eyes and a black facial mask; the body upperparts are black and sharply delineated from the white underparts, which are spotted and marked with a black band. This pink gland above their eyes helps them to cope with changing climates. When the temperature gets hotter, the body of the African Penguin sends more blood to these glands to be cooled by the air surrounding it. This then causes the gland to turn a darker shade of pink.The African Penguin is a pursuit diver and feeds primarily on fish and squid. Once extremely numerous, the African Penguin is declining due to a combination of threats and is classified as endangered. It is a charismatic species and is popular with tourists in the region.African Penguins grow to 60-70 cm tall and weigh between 2.2-3.5 kg They have a black stripe and black spots on the chest, the pattern of spots being unique for every penguin, like human fingerprints. They have pink glands above their eyes, which are used for thermoregulation. The hotter the penguin gets, the more blood is sent to these glands so it may be cooled by the surrounding air, thus making the glands more pink. This species exhibits slight sexual dimorphism: the males are larger than the females and have larger beaks
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