Essentially, if you use that analogy to excuse rape, you're saying you have less self control and fewer basic social manners than my two dogs. That also probably means you should be neutered and kept on a leash.
"Get yer tits out for the lads" is fine but don't get them out for the purpose they are intended for, to feed a child. And heaven forbid you put a child's need to feed over his want for sexual gratification.
Things that don't make you less of a feminist. PS - I'm a happy wife, stay at home mom, and fierce feminist. being devoted to your children doesn't mean you are wasting your talents or betraying the movement! Say it louder for the people in the back'