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11 Cards in this Set

  • Front
  • Back
Fundamental niche also limits an organism's ability to do equally well under different conditions.
Principle Constraint.
Species Interaction are Diffuse
The direct interactions within the community tended to be weak, making it difficult to determine the effect of any given species on another
When one species does not interact with a second species directly, but influences a third species that does not have a direct interaction with a second.
Indirect Interactions.
As we move across the landscape, variations in the physical environment will alter the nature of constraints on species distribution and abundance.
Environmental Gradiant Shape.
Environmental change is a direct result of the organisms within the community.
Environmental change is a feature of the physical environment.
Increases species richness among plants.
Decreases species richness among plants.
Species Replacement.
Declines as shade-tolerant tree species displace the earlier successional trees and shrubs.
Species Diversity.
The pattern of high diversity at intermediate frequencies of disturbance.
Intermediate Disturbance Hypothesis.
How do plant communities help shape animal communities?
Structural features of vegetation influence habitat suitability for a given species may be related to a variety of specific needs (food, cover, and nesting sites).