Sex+and+the+Single+Guppy

Please complete the activity [|here].

Answer these questions. Either print it out, copy and paste to Gmail, (jjvinlove@gmail.com) or use another method to get it to me by Monday the 30th. 1. If being flashy attracts predators, why are male guppies so colorful? 2. What do you think is responsible for the variation in color from one generation to the next? 3. Select a hypothesis from the Sex and the Single Guppy Web activity or come up with your own and record it here. 4. Next you will set up your experiment as directed in the simulation. Record your initial settings here. Predator types and numbers: Initial guppy population: 5. Run your initial experiment for at least five generations and record your results here. Number of guppies: Number of generations: Number of weeks: Male color types: Brightest male guppy % Bright male guppy % Drab male guppy % Drabbest male guppy % 6. Was your hypothesis supported by your data? If so, why? If not, you may want to change your hypothesis and rerun your experiment.
 * Flashy Fish: Data **

7. New hypothesis: Record your new data here. Number of guppies: Number of generations: Number of weeks: Male color types: Brightest male guppy % Bright male guppy % Drab male guppy % Drabbest male guppy % 8. Was your new hypothesis supported by your data? If so, why? If not, redo. 9. Summarize what you learned from your experiments.

1. Why do some guppies tend to be drabber than others? 2. Why do some guppies tend to be more colorful? 3. What role does color play in guppy survival? 4. Explain the push and pull that the environment has on the coloration of guppies in Endler’s pools.
 * Flashy Fish: Discussion Questions **