Chapter 7

Question 1

A form of natural selection that involves the struggle between the individuals of one sex generally the males for the possession of the other sex

Answer 1

sexual selection

Question 2

A form of sexual selection whereby members of one sex compete with each other for access to the other sex

Answer 2

intrasexual selection

Question 3

A form of sexual selection in which individuals of one sex choose which individuals of the other sex to take as mates

Answer 3

intersexual selection

Question 4

The idea that since eggs require greater energy to produce than sperm females should be the choosier sex and this should result in greater variance in the reproductive success of males

Answer 4

Bateman’s principle

Question 5

Prey presented by members of one sex to members of the other sex during courtship

Answer 5

nuptial gift

Question 6

A model of sexual selection in which females choose to mate with males that possess traits that are indicators of good health and vigor

Answer 6

good genes model

Question 7

The idea that traits that are costly to produce are more difficult to fake and hence truly indicate the genetic quality of an individual

Answer 7

honest indicators

Question 8

The theory of sexual selection that hypothesizes that females may initially prefer male traits that illicit the greatest amount of stimulation from their sensory systems

Answer 8

sensory bias

Question 9

The act of copying the mate choice of others

Answer 9

mate-choice copying