'Hawaiian honeycreepers' diaporamas de présentation

Biodiversity

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Biodiversity

804 views • 80 slides

1.15k views • 77 slides

Adaptive Radiations and Evolutionary Change on the Hawaiian Islands

Adaptive Radiations and Evolutionary Change on the Hawaiian Islands. Presentation By Diana Roberts June 3, 2003. Questions, Questions. What are adaptive radiations and what criteria defines them? What role does evolution play in adaptive radiations and the rate at which they occur?

274 views • 26 slides

How do new species arise?

How do new species arise?. Speciation. What is a species?. Biological concept of species a population or group whose members have the potential to interbreed and produce fertile offspring Ecological concept of species

258 views • 15 slides