Microclimate – The actual climatic conditions that organisms live in vary considerably within one climate.

Example of Microclimate is Shade

where temperatures under vegetation in deserts can be 10–20°C lower than sun temperatures.

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#Unit 10. Ecological Principles

1. The dispersion pattern starts out random but ends up uniform.
2. Uniform dispersions may also result from social interactions.
3. Territoriality between animals also causes uniform dispersion patterns.

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#Unit 10. Ecological Principles

Random: The rarest dispersion pattern is random because resources in nature are rarely randomly spaced.

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#Unit 10. Ecological Principles

Perfect compensation hypothesis

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#Unit 10. Ecological Principles

Age-specific fertility rate - Any given age, Proportion of female offspring that are born to females of reproductive age.

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#Unit 10. Ecological Principles

Thermodynamic hypothesis

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#Unit 10. Ecological Principles

Populations have growth limits

Categorize these limits as being either density independent or density dependent.