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Palearctic realm

Biogeographic realm covering most of Eurasia / From Wikipedia, the free encyclopedia

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The Palearctic or Palaearctic is the largest of the eight biogeographic realms of the Earth. It stretches across all of Eurasia north of the foothills of the Himalayas, and North Africa.

The Palearctic realm

The realm consists of several bioregions: the Euro-Siberian region; the Mediterranean Basin; the Sahara and Arabian Deserts; and Western, Central and East Asia. The Palaearctic realm also has numerous rivers and lakes, forming several freshwater ecoregions.

The term 'Palearctic' was first used in the 19th century, and is still in use as the basis for zoogeographic classification.

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