あるある〜な現象の名前
https://i.imgur.com/sIc3EX4.jpeg
https://i.imgur.com/IBelj6z.jpeg

ゼリーの蓋
https://i.imgur.com/5uOFSCO.jpeg

花冠
https://i.imgur.com/tteWfaP.jpeg
https://i.imgur.com/0aedDgw.jpeg