Aside from just Blizzard's artistic style, is there any more reason to why a lot of races (orcs, trolls, tauren, furbolgs, murlocs, gnolls, etc) are hunched over? I mean it wouldn't bother me as much if Blizzard didn't consistently put out art of these races where they stood up straight.
https://s-media-cache-ak0.pinimg.com...4d00ca4075.jpg
http://www.slashskill.com/wp-content...12/Kargath.jpg
http://vignette2.wikia.nocookie.net/...20130809001757
https://hydra-media.cursecdn.com/hea...17d56b05a35693
https://assets.vg247.com/current//20...adgetzan-8.jpg