Biology, asked by deepakrockstar3651, 11 months ago

Difference between phenetic and phylogenetic classification

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Answered by vedantkhanna00752
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Phenetic versus Cladistic classification of Birds

Given the phylogeny at top left, a phenetic classification scheme (above, middle) will emphasize the perceived dissimilarity of birds from scaly tetrapods, whereas a cladistic scheme (above, right) will emphasize the more recent common ancestry of birds with crocodiles.

Modern phylogenetic classifications emphasize character analyses, which show that birds evolved from dinosaurs: that is, perceptions of bird distinctiveness have changed. Popular discussions (e.g., "Jurassic Park") present this character analysis as showing that "dinosaurs are more similar to birds": that is, perceptions of dinosaur "primitiveness" have changed. This "neo-phenetic" analysis (below) produces a phylogenetic pattern from phenetic criterion...

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