Swarming of whirligig beetles (family Gyrinida) on river water surface, Wyalusing State Park, Wisconsin, USA.

- Image ID: K86XHX
Swarming of whirligig beetles (family Gyrinida) on river water surface, Wyalusing State Park, Wisconsin, USA.
Ivan Kuzmin / Alamy Stock Photo
Image ID: K86XHX
Location: Wyalusing State Park, Wisconsin, USA.