The biggest penis-to-body-size ratio in the animal kingdom actually belongs to the meager beach barnacle, and this video is actually showing you what the human penis would look like if it were the same size as that of a barnacle.
動物界で自身の体に対して 最大のペニスを持つのは 小さなフジツボ達です このビデオは人間のペニスが フジツボと同じぐらいに なった場合どうなるかを表しています