A family of aquatic insects commonly known as backswimmers.
जल व्याधि (जल कीट)
English Usage: The notonectidae are known for their ability to swim on their backs.
Hindi Usage: नॉटोनेक्टिडे अपने पीठ पर तैरने की क्षमता के लिए जाने जाते हैं।
jal vyadhi, jal vyadhee, jal vyaadhi, jala vyaadhi
