To establish a method for year-round elcosion of a beetle by which the beetle can be made to eclose in a period when the eclosion is not found in the natural world such as the winter season and to provide a simple apparatus for year-round eclosion of the beetle capable of observing the process thereof. 冬季等の自然界では見られない時期に羽化させることができる甲虫の周年羽化方法を確立し、その過程を観察できる簡易な甲虫の周年羽化器を提供する。 - 特許庁