ecological niche

(redirected from Biological niche)
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Related to Biological niche: food chain

ecological niche

  1. the physical space occupied by an organism.
  2. the organism's functional role in the community (e.g. TROPHIC LEVEL).
  3. other conditions of the organism's existence, such as preferred temperature, moisture and pH, combining spatial habitat with functional interaction with other species.
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References in periodicals archive ?
Soil's underappreciated biological niche gets an in-depth look in this informative illustrated guide.
It is no surprise that a species so programmed for survival once dominated a biological niche that spanned 3,000 meandering miles (4,825 kilometers) from Colorado to Texas.
A low-frequency phenotypic variant faces a new and therefore sparsely populated biological niche, whereas the niche of the most common phenotype may approach saturation.

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