article: Adaptive radiation
links: African rift valley Adaptation Origin of birds Pterygota Upper Triassic Cambrian Palaeozoic Palaeocene Cretaceous Drosophila List of animal phyla Mesozoic Mauna Kea K/T extinction event Hawaiian–Emperor seamount chain Pacific plate Chelonia Permian–Triassic extinction event Middle Triassic Crocodilia Cenozoic Hotspot (geology) Amphibia List of extinction events Hawaiian Islands P/Tr extinction event Earth history Mammal Speciation George Gaylord Simpson Devonian Upper Cretaceous Ediacaran biota Lake Victoria Cambrian explosion Carboniferous Triassic