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BioeeOctober23 - vi Zooplankton-Eaters Cleaners d Trophic...

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Bioee October 23, 2007 I. Tjis Goldschmidt: Devoted Naturalist a. Questions i. How can species of furu be distinguished from each other? ii. Have they all descended from one? iii. How? iv. Has Natural selection played important role? v. Did NS produce different species? vi. What role has sexual selection played? vii. What do the different species do? viii. What are their roles in the ecosystem? ix. How do they all exploit food and no cause extinction of others? x. Why haven’t other species done this same thing? b. Ultimate Aim i. To find if this model of speciation serves for other groups ii. Hubertus, overweening confidence c. Basic Adaptations of Cichlids i. Mud-Biters, Insect-Eaters ii. Algae-Scrapers, Prawn Eaters iii. Leaf-choppers, Fish Eaters iv. Snail-Crushers, Pedophages (egg-eaters) v. Snail-Shellers, Scale-Scrapers
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Unformatted text preview: vi. Zooplankton-Eaters, Cleaners d. Trophic Types: Did they evolve independently? e. Morphological vs. Molecular Evolution i. They can march to the beat of different drummers ii. Divergent morphologically and molecular evolution of the cichlids was surprising II. Chapter 5: A kiss on the hand: the Origin of Species a. Sexual Selection i. Is it capable of dividing a single population into two separate populations? ii. Cross breeding is happening between two diverging populations: a little goes a long way to keep them uniform in their genetics III. Chapter 6: The Dowry: Sexual Selection and Gender-Related Differences IV. Why are there so many species? a. Variation of phranygeal jaw makes possible rapid speciation b. Sexual Selection of color...
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