At 83 years of age, he painted a series of animal paintings-water buffalo, tigers, chimpanzees, Taipei tree frogs, and others-as artwork for Council of Agriculture posters exhorting the public to protect Taiwan wildlife.
八十三歲的時候，劉其偉畫了犀牛、老虎、紅毛猩猩、台北樹蛙等動物，給農委會製成海報，喚醒人們對台灣野生動物的愛護。