backswimmer
IPA: bˈækswˈɪmɝ
noun
- Any of various aquatic insects, of the family Notonectidae, that swim on their backs.
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Examples of "backswimmer" in Sentences
- Scientists have found that an aquatic insect known as a backswimmer, which is similar a water boatman, releases a "scent" that scares off mosquitoes - although it cannot be picked up by the human nose.
- While many say that water boatmen do not bite and are often confused with the backswimmer, I am sure that the insects in the pool were water boatmen, so I would urge some care in handling them if you come across them and want to take a closer look.
- Previous research from Blaustein's lab demonstrated that the mosquito, Culiseta longiareolata, chemically detects a voracious predator of its progeny in the water, the backswimmer, Notonecta maculata, and avoids laying eggs where the predator is detected.