Evolution
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Origin of species lizards
18 minute film from Biointeractive on the origin of new species, using lizards as an example. Useful additional information for the speciation topic.
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Porklife – breeding a better pig
Interesting article on selective breeding in pigs.
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Speciation, an illustrated introduction
Youtube animated video on speciation from Cornell Lab of Ornithology
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Strange Science
Site that shows some of the mistakes made by scientists in trying to work out evolutionary biology
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Three modes of natural selection
Animated tutorial, goes through disruptive, directional and stabilising selection.
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Tour of the Galapagos
From the BBC News site, part of the Darwin anniversary stuff.