Because babies need this particular kind of fat for brain, nervous system, and eye development,  think that a bigger butt could translate to brighter kids.
I don't think this is something for her to be ashamed of as it was a one off thing, just curiosity.
Remember when women used to worry about having a big butt? Your buttocks and curves do not have to be extra pronounced.
Have done this a lot of times, from the age of 13 with our springer spaniel, to when I was pregnant and got the urge to now.
Vera Sidika Kenyan Vera Sidika a.
It was fun now and then, but I mostly wanted my clit licked anyway, so it worked out that he only did that a few days a month! I have let my dog lick my pussy and I must say I really like it.