water flea with transparent body and intricate legs resting in freshwater

flea water transparent body intricate legs resting freshwater crustacean daphnia small aquatic plankton invertebrate pond clear nature biology micro environment delicate translucent organism swimming tiny detail ecosystem still surface lake purity natural minute animal microfauna waterbody freshwaterbody peaceful clearwater habitat tinycreature clearcreature minuscule microhabitat microenvironment