Japanese Pond Turtle Swimming On The Shallow Clear Water Of Yangjae Stream In South Korea

japanese pond turtle pond turtle amphibian freshwater mauremys japonica softshell stream aquatic japanesestoneturtle swimming species habitat swim vertebrate creek water environment geoemydidae fauna river lake reptile reptilian animal nature japonica asian shallow creature slow shell clear japanese carapace national geographic closeup mauremys wet small yangjae wild natural yangjae stream south korea nat geo behavior life