Ecology: Speciation affects ecosystems.
Seehausen
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D000818:Animals; D044822:Biodiversity; D005075:Biological Evolution; D001955:British Columbia; D017753:Ecosystem; D005399:Fishes / Q000145:classification* / Q000502:physiology*; D020387:Food Chain; D005618:Fresh Water; D049810:Genetic Speciation; D008954:Models, Biological