To record the insects 'life, Yeh rears many species of dragonflies in an aquarium in his office. He constantly hatches mosquitoes from eggs to feed his guests-much to the consternation of his colleagues, since the mosquitoes fly everywhere.
為了記錄蜻蜓的一生，葉文琪在辦公室水缸裡養過好幾種蜻蜓，過程中不時孵育蚊子餵食嬌客，蚊蟲滿天飛，他也屢遭同事抱怨。