Template:Motd/2019-08-21 (ja)

アオスジアゲハの飛翔の40倍高速度撮影　実時間約0.18秒

 Template:Motd/2019-08-21

This is the Japanese translation of the Media of the day description page from 21 August 2019.

Descriptions in other languages:

• Motd/2019-08-21 (cs)
• Motd/2019-08-21 (en)
• Motd/2019-08-21 (ja)
• Motd/2019-08-21 (pl)