The Arctic Tern is a bird has set the record for the longest migratory route. This small, white bird migrates from the North Pole to the South Pole. Because of this bird's migrations, it has a diet of mostly fish and this bird lives most of its life in the sun. Krill, Phytoplankton and Zoo plankton. The Krill are about 2.5 to 5 centimeters long and are Antarctica's main food source.
Phytoplankton are microscopic free swimming organisms which live in photosynthetic algae.
Zoo plankton are similar to phytoplankton. They are microscopic free swimming organisms which live both a juvenile and adult stage. Minke Whales are another animal in Antarctica. They are the smallest but most numerous whales in the Antarctic. These whales need baleen to capture krill, plankton and any other king of microscopic organisms around.