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Natural Selection and Variation in Birds

Teacher's Page

Specimen Photos:

Color Variation

Bill Size Variation

 

Time Required

Two 50-minute class periods to allow for student observations, measurement, analysis and discussion.

 

Objectives:

•  Increase awareness of the range of variation available for natural selection.

•  Learn differences in traits among individuals can lead to differential survival and reproduction.

•  Improve skills at observing and describing the natural world.

•  Develop skills in measuring and quantifying physical traits.

 

Teaching standard

This curriculum addresses National Science Standard A: Science as Inquiry and Standard C: Life Sciences: Biological Evolution.

 

 

 

 

 

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