Hippos, duo male people，shaggy，Furry，burly build，2boy, father and adult son wearing caveman tunic ((Flintstone costume)), sitting in cave ((size difference)) ((detailed feet)), son is sitting on floor bashful, red-faced, looking up ((looking up)) at his father who sitting above to him legs crossed ((show feet)) with penis poking out base of tunic ((detailed genitalia)) ((foreskin)). burly build，perspired ((proud))，vred，e621, vred, anime bara art style, stone age cave

verybadimagenegative_v1.3, ng_deepnegative_v1_75t, (ugly face:0.8),cross-eyed,sketches, (worst quality:2), (low quality:2), (normal quality:2), lowres, normal quality, ((monochrome)), ((grayscale)), solo, trio, skin spots, acnes, skin blemishes, bad anatomy, DeepNegative, facing away, tilted head, {Multiple people}, lowres, bad anatomy, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, worstquality, low quality, normal quality, jpegartifacts, signature, watermark, username, blurry, bad feet, cropped, poorly drawn hands, poorly drawn face, mutation, deformed, worst quality, low quality, normal quality, jpeg artifacts, signature, watermark, extra fingers, fewer digits, extra limbs, extra arms,extra legs, malformed limbs, fused fingers, too many fingers, long neck, cross-eyed,mutated hands, polar lowres, bad body, bad proportions, gross proportions, text, error, missing fingers, missing arms, missing legs, extra digit, extra arms, extra leg, extra foot, ((repeating hair))