whirligig beetle
US /ˈwɜːrlɪɡɪɡ ˌbiːtl/
UK /ˈwɜːrlɪɡɪɡ ˌbiːtl/

1.
kumbang pusaran
a type of beetle that typically lives on the surface of water, often swimming rapidly in circles
:
•
The pond was full of tiny whirligig beetles, darting and spinning.
Kolam itu penuh dengan kumbang pusaran kecil, melesat dan berputar.
•
A whirligig beetle can see both above and below the water simultaneously.
Seekor kumbang pusaran dapat melihat baik di atas maupun di bawah air secara bersamaan.