(240615) -- BEIJING, June 15, 2024 Photo by Xinhua/ABACAPRESS.COM) -- This file photo taken on Dec. 13, 2023 shows Wang Guirong observing insects at the Agricultural Genomics Institute at Shenzhen under the Chinese Academy of Agricultural Sciences (CAAS) in Shenzhen, south China's Guangdong Province. TO GO WITH "Chinese scientists reveal insect olfactory mechanism to help develop green pesticides" (CAAS/Handout via Xinhua/ABACAPRESS.COM