Not sure of a good one off hand, but I’m the art world it’s usually called “life drawing,” or sometimes “figure drawing,” so you might search for those with “lesson” or “tutorial.”

I feel like any practice with form - male or female - is what you want. Pretty much all traditional art involves form so just follow those, don’t worry about nsfw.

Believe it or not, there’s tons of videos for this on YouTube. Search for “figure drawing reference” or similar

ArtStation’s marketplace has lots