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The following is a list of native wild mammal species recorded in Antarctica. There are 23 mammal species in Antarctica, all of which are marine. Three are considered endangered, one is vulnerable, eight are listed as data deficient, and one has not yet been evaluated. [1] Domesticated species, such as the dogs formerly present, [2] are not ...
Although there are very few species, those that do inhabit Antarctica have high population densities. In the more extreme areas of the mainland, such as the cold deserts, food webs are sometimes restricted to three nematode species, only one of which is a predator . [ 13 ]
Bergmann's rule - Penguins on the Earth (mass m, height h) [1] Bergmann's rule is an ecogeographical rule that states that, within a broadly distributed taxonomic clade, populations and species of larger size are found in colder environments, while populations and species of smaller size are found in warmer regions.
A five-month-long slumber party. A college dorm. An introvert’s hell. Those are just some of the words residents of Antarctica use to describe life in the world’s coldest, most mysterious ...
The emperor penguin (Aptenodytes forsteri) is the tallest and heaviest of all living penguin species and is endemic to Antarctica.The male and female are similar in plumage and size, reaching 100 cm (39 in) in length and weighing from 22 to 45 kg (49 to 99 lb).
The most common lichens are Usnea and Bryoria species. Antarctica's two flowering plant species, the Antarctic hair grass (Deschampsia antarctica) and Antarctic pearlwort (Colobanthus quitensis) are found on the northern and western parts of the Antarctic Peninsula, including offshore islands, where the climate is relatively mild.
Antarctica contains research stations and field camps that are staffed seasonally or year-round, and former whaling settlements. [1] Approximately 12 nations, all signatory to the Antarctic Treaty , send personnel to perform seasonal (summer) or year-round research on the continent and in its surrounding oceans.
It grows to a length of 6 centimetres (2.4 in), weighs up to 2 grams (0.071 oz), and can live for up to six years. A key species in the Antarctic ecosystem and in terms of biomass, E. superba is one of the most abundant animal species on the planet, with a cumulative biomass of approximately 500 million metric tons (550 million short tons; 490 ...