above water Ears eye head herbivore herbivorous hide hippo hippopotamus hippopotamus amphibius light mammal nostrils observant observing pool reflection reflections ripples rippling river horse semi-submerged shadows shiny skin submerged sunlight sunshine surface water wet abstract appearance aqua backdrop background color colour cool cooling mirror mirrored mirroring patterned patterns pools reflecting shrubbery texture textures trees vegetation vibrancy vibrant wallpaper water's-edge wavelets blue-green circular colors colours dark darkened green leaf leaves movement water's edge waves farm round rounded rural rust rusting rusty tower alien blue circle clouds concept dez pain ecology graphic heavens land orbit orbs planet save the planet sci-fi science fiction seas skies sky space spring summer swirl vector vortex water world xymonau bottle bottles drink drinking hand hands hold holding liquid thirst thirsty fresh illustration ripple sea