Great 3D model process shown here. It's helpful to look at this and see the transition from basic shapes into a highly detailed mesh.
Character Modeling Showreel by Hannah KangComputer Graphics & Digital Art Community for Artist: Job, Tutorial, Art, Concept Art, Portfolio
Summer 2013 Review – Advanced Rigging http://www.eyad.tv/blog/?p=744
3D Game low polygon Character modeling. Work in 2011
CGTalk - Buttocks topology (female) - and pelvis area
character wip, yoshimitsu maruo on ArtStation at https://www.artstation.com/artwork/R63RO
Amanda Seyfried, Zhanhua Liang on ArtStation at https://www.artstation.com/artwork/PO518