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The African penguin (Spheniscus demersus), also known as Cape penguin or South African penguin, is a species of penguin confined to southern African waters. It is the only penguin found in the Old World. Like all penguins, it is flightless, with a streamlined body and wings stiffened and flattened into flippers for a marine habitat. Adults ...
The pelagic food web, showing the central involvement of marine microorganisms in how the ocean imports nutrients from and then exports them back to the atmosphere and ocean floor. A marine food web is a food web of marine life. At the base of the ocean food web are single-celled algae and other plant-like organisms known as phytoplankton.
The small penguins do not usually dive deep; they catch their prey near the surface in dives that normally last only one or two minutes. Larger penguins can dive deep in case of need. Emperor penguins are the world's deepest-diving birds. They can dive to depths of approximately 550 meters (1,800 feet) while searching for food. [47]
The plight of penguins can serve as a guidepost for what needs to happen if we are to preserve life on both land and sea.
In this cold climate plant life is mainly limited to grasses, mosses and lichens, although the islands are also known for the indigenous edible Kerguelen cabbage. The islands are at the Antarctic Convergence , where cold water moving up from the Antarctic mixes with the warmer water of the Indian Ocean.
The emperor penguin is a carnivorous animal that only hunts and eats animals in the surrounding water in order to survive. Emperor penguins eat mostly fish but also supplement their diets with ...
Galápagos penguins are confined to the Galápagos Islands, foraging in the cool Cromwell Current during the day and returning to the land at night. They eat small schooling fish, mainly mullet, sardines, pilchards and anchovies, [9] and sometimes crustaceans.They play a role in regulating the populations of the marine species they consume. At ...
"African penguins are currently listed as Endangered. Since 1900, when they were first counted, their population has declined by about 99%. According to some scientists, if things don’t change ...