A heartwarming 3D render of a baby goose wearing a tiny, fluffy coat, sitting on the grassy bank of a gently flowing river, tears glistening in its eyes, hyperrealistic feathers with intricate details, soft ambient lighting, golden hour, shallow depth of field focusing on the gosling, reflections in the water, subtle ripples, muted earthy tones with pops of color from wildflowers, volumetric fog, emotional and expressive pose, subsurface scattering on the goose's downy feathers, motion blur on falling tears, high dynamic range, bokeh effect in background, atmospheric perspective, rim lighting highlighting the goose's silhouette, Pixar-inspired character design, tender and vulnerable mood,