Since most Americans see mothering as a difficult job,they tend to be more critical of fathers than mothers.

Mothering

The act of raising and nurturing children with love, care, and guidance, traditionally associated with female roles.

Critical Of Fathers

The tendency to analyze or judge paternal figures more harshly or meticulously, often in the context of their roles and responsibilities within the family.

Difficult Job

Employment that is challenging due to factors like complexity, high responsibility, or stressful working conditions.