http://en.wikibooks.org/wiki/Ecology/Biological_community A community or biocoenosis is an assemblage of organisms (species populations) whose composition and aspect is determined by the properties of the environment and by the relations of the organisms to each other (modified from…
http://www.bbc.co.uk/nature/adaptations Adaptations help organisms survive in their ecological niche or habitat; adaptations can be anatomical, behavioural or physiological. Anatomical adaptations are physical features such as an animals shape. Behavioural adaptations…
From Wikipedia, the free encyclopedia https://en.wikipedia.org/wiki/Terrestrial_ecosystem A terrestrial ecosystem is an ecosystem found only on landforms. Six primary terrestrial ecosystems exist: tundra, taiga, temperate deciduous forest, tropical rain forest, grassland and desert. A community of organisms and their environment that occurs…