The Sichuan Basin evergreen broadleaf forests are a critically endangered WWF
ecoregion
An ecoregion (ecological region) is an ecological and geographic area that exists on multiple different levels, defined by type, quality, and quantity of environmental resources. Ecoregions cover relatively large areas of land or water, and c ...
. The ecoregion occupies the
Sichuan Basin
The Sichuan Basin (), formerly transliterated as the Szechwan Basin, sometimes called the Red Basin, is a lowland region in southwestern China. It is surrounded by mountains on all sides and is drained by the upper Yangtze River and its tributar ...
in
China
China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...
and covers an area of . The broadleaf forest
habitat
In ecology, habitat refers to the array of resources, biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species' habitat can be seen as the physical manifestation of its ...
once covered the Sichuan Basin, but today is limited to mountains and preserved temple grounds in the basin and around the basin's rim. An especially well-preserved example of remaining forest exists on Mount Emei at the western edge of the Sichuan Basin. The original forests are thought to have been made up of subtropical oaks, laurels, and ''
Schima
''Schima'' is a genus of evergreen trees belonging to the tea family, Theaceae.
The genus inhabits warm temperate to subtropical climates across southern and southeastern Asia, from the eastern Himalaya of Nepal and eastern India across Indochin ...
''. Much of the remaining Sichuan Basin has been converted to anthropogenic agricultural use in the last 5,000 years.
Fauna
Endangered and critically endangered animal species that have traditionally inhabited the Sichuan Basin evergreen broadleaf forests include:
Amphibians
* Boulenger's paa frog
*
Scaly-sided merganser
The scaly-sided merganser or Chinese merganser (''Mergus squamatus'') is an endangered typical merganser (genus ''Mergus''). It lives in Manchuria and extreme Southeast Siberia, breeding in the north and wintering in the south.
Description
Thi ...
Chinese pangolin
The Chinese pangolin (''Manis pentadactyla'') is a pangolin native to the northern Indian subcontinent, northern parts of Southeast Asia and southern China. It has been listed as Critically Endangered on the IUCN Red List since 2014, as the wild ...
Red panda
The red panda (''Ailurus fulgens''), also known as the lesser panda, is a small mammal native to the eastern Himalayas and southwestern China. It has dense reddish-brown fur with a black belly and legs, white-lined ears, a mostly white muzz ...