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The large animals often migrate between the two, and smaller animals are expected to be able to spread via underwater currents. [8] However, among smaller marine animals generally assumed to be the same in the Antarctica and the Arctic, more detailed studies of each population have often—but not always—revealed differences, showing that ...
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 ...
Life in the Freezer is a BBC nature documentary series written and presented by David Attenborough, first transmitted in the United Kingdom from 18 November 1993.. A study of the seasonal cycle of Antarctica, it was the first of Attenborough's more specialised surveys following his major trilogy that began with Life on Earth.
Antarctica—the coldest, windiest, most hostile continent. Only the toughest can survive here. From Weddell seals that grind back the ice with their teeth, to colourful starfish carpeting the seabed beneath the ice. Huge colonies of king penguins crowd any ice-free land, and four-tonne elephant seals fight for territory on the beach. Life ...
The flightless midge Belgica antarctica, the largest purely terrestrial animal in Antarctica, reaches 6 mm (1 ⁄ 4 in) in size. [ 114 ] Antarctic krill , which congregates in large schools , is the keystone species of the ecosystem of the Southern Ocean, being an important food organism for whales, seals, leopard seals , fur seals, squid ...
Antarctica was also part of the ancient supercontinent of Gondwanaland, which gradually broke up by continental drift starting 110 million years ago. The separation of South America from Antarctica 30–35 million years ago allowed the Antarctic Circumpolar Current to form, which isolated Antarctica climatically and caused it to become much colder.
Extinct animals of Antarctica (3 C, 24 P) I. Insects of Antarctica (4 P) V. Vertebrates of Antarctica (4 C) Pages in category "Fauna of Antarctica"
Adelie penguins in Antarctica. This is a list of the bird species recorded in Antarctica.The avifauna of Antarctica include a total of 63 species, of which 1 is endemic.This list's taxonomic treatment (designation and sequence of orders, families and species) and nomenclature (common and scientific names) follow the conventions of The Clements Checklist of Birds of the World, 2022 edition.