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An ecosystem, originally defined by Tansley (1935), is a biotic community (or biocenosis) along with its physical environment (or biotope).In ecological studies, biocenosis is the emphasis on relationships between species in an area.
Indonesia straddles two of the Earth's biogeographical realms, large-scale divisions of the Earth's surface based on the historic and evolutionary distribution patterns of plants and animals. Realms are subdivided into bioregions (and marine realms into provinces), which are in turn made up of multiple ecoregions.
A bear with a salmon. Interspecific interactions such as predation are a key aspect of community ecology.. In ecology, a community is a group or association of populations of two or more different species occupying the same geographical area at the same time, also known as a biocoenosis, biotic community, biological community, ecological community, or life assemblage.
The fish community of this lake has remained stable over a long period until a number of introductions in the 1970s restructured its food web. (from Ecosystem ) Image 12 An Antarctic rock split apart to show endolithic lifeforms showing as a green layer a few millimeters thick (from Habitat )
A specific community of interacting organisms and the interactions of biotic and abiotic components in a given area, generally defined at smaller scales. [91] "Northern Cross Timbers" (i.e. 29a per EPA) local (EPA Level IV ecoregion) ecotone, ecoline A transition area between two biological communities where two communities meet and integrate. [92]
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Rafflesia, largest flower in the world is endemic to Borneo. Borneo island, made up of three countries which are Malaysia (Sabah and Sarawak), Brunei (Sultanate) and Indonesia (Kalimantan), is the third largest island in the world.
Terrestrial ecoregions of the world. This is a list of terrestrial ecoregions as compiled by the World Wildlife Fund (WWF). The WWF identifies terrestrial, freshwater, and marine ecoregions.