#kidcore kaomoji #frog #heart #crayon #pride #halloween #toad #amphibian #tadpole #myocardium #heart valve #tree frog #pulmonary artery #doolb #circulatory system #oxygen #redro #pericardium #ranidae #ventricle #metsysoce #core #gill #metamorphosis #gge #chest #pulmonary vein #srednamalas #eye #electrocardiogram #cardiac muscle #liver #animal #lung #mitral valve