Dineutus Discolor
''Dineutus discolor'', the large whirligig beetle, is a species of whirligig beetle in the family Gyrinidae. It is found in Central America and North America. References Further reading * * * External links

* Gyrinidae Articles created by Qbugbot Beetles described in 1838 {{gyrinidae-stub ...
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Whirligig Beetle
The whirligig beetles are water beetles, comprising the family Gyrinidae that usually swim on the surface of the water if undisturbed, though they swim underwater when threatened. They get their common name from their habit of swimming rapidly in circles when alarmed, and are also notable for their divided eyes which are believed to enable them to see both above and below water. The family includes some 700 extant species worldwide, in 15 genera, plus a few fossil species. Most species are very similar in general appearance, though they vary in size from perhaps 3 mm to 18 mm in length. They tend to be flattened and rounded in cross section, in plain view as seen from above, and in longitudinal section. In fact their shape is a good first approximation to an ellipsoid, with legs and other appendages fitting closely into a streamlined surface. Whirligig beetles belong to the beetle suborder Adephaga, which also includes ground beetles and diving beetles. Description Wh ...
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