Post-copulation sexual selection

Question 1

Women in red: Pipefish abortion. Author and date?

Answer 1

Cunha 2018

Question 2

What did the the study on pipefish show?

Answer 2

• Male pipefish show paternity
• They aborted pregnancy when showed a larger more ‘attractive’ female
• Invested less into current pregnancy after seeing more attractive female

Question 3

Gametic interactions avoid inbreeding study. Author and date?

Answer 3

Firman 2015

Question 4

What did the study of how gametic interactions avoid inbreeding show?

Answer 4

• House mice show some sort of selection for unrelated sperm at the gamete level
• In vitro experiment mixed sperm from related and unrelated males
• Found a fertilisation bias towards unrelated males
• Egg driven sperm selection