Pages in this set

Page 1

Preview of page 1
RELATIONSHIPS
Parental Investment



Sex Differences in Parental Investment:
Parental Investment Theory states that the sex who makes the larger investment will be
more sexually discriminating, whilst the sex who makes the least investment will be
competing for access to the higher-investment sex.

Maternal Investment:
Investment made by human females is…

Page 2

Preview of page 2
RELATIONSHIPS
Parental Investment




Males are able to decrease infant and child mortality by providing resources and investing
more on each individual offspring. Hence, males restrict their reproductive opportunities and
invest more.
It has been suggested that evolutionary perspectives on paternal investment is limited.
Men's parental behaviour depends on various personal…

Comments

No comments have yet been made

Similar Psychology resources:

See all Psychology resources »See all resources »