Every study I've seen on the subject has said that children of same sex parents, including having two mothers, do as well or better than their peers across any metric of wellbeing or success.
The 1st comment said boys need fathers to model masculinity. And there is no advantage to say children need a father and mother if the truth is children need 2 parents. 2 parents covers more cases in fewer words.
Every study I've seen on the subject has said that children of same sex parents, including having two mothers, do as well or better than their peers across any metric of wellbeing or success.