Family
Notonectidae (Typical backswimmers)
Notonecta kirbyi. Photo: (c) Luke, some rights reserved (CC BY-NC)
Notonectidae is a cosmopolitan family of aquatic insects in the order Hemiptera, commonly called Backswimmers because they swim upside down. The Common Backswimmer, Notonecta glauca, is widespread in the United Kingdom, where it is known as the greater water boatman, and in Europe.
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