Asked by
Dashae Session
on Dec 19, 2024
Verified
Male fifteen-spined sticklebacks that shake their body frequently when courting also provide more nest fanning of their eggs, and are preferred by females. This is an example of
A) direct benefits.
B) the good genes model of sexual selection.
C) the runaway selection model of sexual selection.
D) the chase-away selection model of sexual selection.
Nest Fanning
A behavior exhibited by some fish and aquatic organisms, where they fan their eggs with their fins to increase oxygen flow and reduce debris buildup.
Sticklebacks
Small freshwater or marine fish recognizable by the series of spines along their dorsal side and often used in evolutionary biology studies.
- Understand the concepts of sexual selection models including direct benefits, good genes, runaway selection, and chase-away selection.
- Understand the mechanisms of mate choice and the influence of female preferences on male traits.
Verified Answer
LW
Learning Objectives
- Understand the concepts of sexual selection models including direct benefits, good genes, runaway selection, and chase-away selection.
- Understand the mechanisms of mate choice and the influence of female preferences on male traits.