Historically, getting pregnant or not wasn’t the only important factor; maternal investment in the child (vs abandonment or neglect) was tremendously important too. And, naturally, mothers would be less likely to invest in a child with an absent or non-providing father (this is especially true early in their lives, when they would have more chances to have children with mates of their choice).
Historically, getting pregnant or not wasn’t the only important factor; maternal investment in the child (vs abandonment or neglect) was tremendously important too. And, naturally, mothers would be less likely to invest in a child with an absent or non-providing father (this is especially true early in their lives, when they would have more chances to have children with mates of their choice).