Understanding Evolution: your one-stop source for information on evolution
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imageOrnamentation in birds
In this investigation students explore the connection between competition for mates and the evolution of elaborate traits in birds. Using the online database Birds of North America, students develop and test a set of hypotheses to explain the variation in sexual dimorphism among bird species.

Audience: 13-16

Source: Cornell Lab of Ornithology

Resource type: Lab activity

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Teachers' lounges 9-12 Undergrad 6-8 3-5 K-2

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Guide to Evo 101

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