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Unformatted text preview: breeds of dogs) Fossil Record-the fossil record (timeline of evolution with ages of different species)-documentation of evolutionary transition through intermediate species (example: Archeopteryx , etc.) Comparative Anatomy-Homologous structures similar structures derived from a common ancestor with different functions because of natural selection (example forearm of vertebrates)-Development of embryos (ontogeny recapitulated phylogeny)-imperfect design of structures such as the vertebrate eye-Vestigial structures (example- ear wiggling muscles in humans) Biogeography -Example of convergent evolution between marsupials and placentals-analogous structures similar function but different structures found in nonrelated species that are subject to similar selective pressures-colonization of islands by species from the mainland provides real-life experiments in natural selection...
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- Spring '11