Do you even read the article? She explained several times giving concrete examples.

"If your kid is wearing mismatched clothes and has pen on his face, and you bring him to school, everyone is like, “Awww! Dad did such a good job!” This is something that involved dads actually find kind of insulting. But if a mom brings a kid into school looking a mess, the teachers, the other parents, and anyone else within a mile radius is thinking, “Hmm, is she a closet alcoholic or something?"

Women get judged differently than men do, and mammals need to fit in or they get ostracized and left for dead.