The following questions are based on information from Yeh P., Rapid evolution of a sexually selected trait following population establishment in a novel habitat, Evolution 58(1):166-74 (2004).
The Hawaiian Islands are the tops of undersea volcanoes in the Pacific Ocean. The oldest islands are the northwest-most islands. The islands get progressively younger to the southeast. Hawaii, the "big island," arose from the ocean less than one million years ago. Which of the following processes likely most strongly influenced the evolution of life on the big island when organisms first arrived?
Group of answer choices
the bottleneck effect
sexual selection
habitat differentiation
the founder effect