BIOL 3040 Study Guide - Quiz Guide: Hawk And Dove, Amphipoda, Cultural Learning
Document Summary
Clicker question: which of the following is most likely to have been produced by sexual selection: a lion"s mane, bright colors of female flowers, different sizes of male and female pinecones, camouflage coloration in animals. Preexisting bias in the perceptual system of one sex favors members of the other sex who display a particular trait: female responds to trait because it is associated w/ some benefit outside of mate choice or an artifact of how they are wired , the female preference trait should predate the male trait o, this shows the whine and chuck call from the frog physalaemus pustolosis o, researchers looked at 3 species to see if females preferred males that whine, whined and chucked or didn"t chuck, found that in lineages where males evolved ability to chuck, the preference was already in place in the females explained by sensory bias model.
