uring the summor mating to potential mates. row of pega on the inside 第三篇 Dorsal blood vessel tridgos on a orewing.During eggs into the hol nd hatch the 昆虫的内部结构 Brain Hearts Mouth Seminal receptacle Salivary gland Crop Gizzard Digestiv8将ystem Chewed food first enters a storage pouch called a crop.From there the food Midgut enters the gizzard,wher世tl写 shredded and crushed It ther nas移es into the m理t which 研究昆虫体内各组织、内脏器官和生理 系统的解剖学、组织学和生理功能等， Anus 以揭示昆虫的生命现象和技能规律。第三篇 昆虫的内部结构 研究昆虫体内各组织、内脏器官和生理 系统的解剖学、组织学和生理功能等， 以揭示昆虫的生命现象和技能规律