Rosellas will also eat many insects and their larvae, including termites, aphids, beetles, weevils, caterpillars, moths, and water boatmen.

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Examples of aquatic insects include dragonfly larvae, water boatmen, and diving beetles.

Sigara is a genus of water boatmen in the family Corixidae.

She was watching a group of water boatmen in a clearing in the thick reed-bed which bordered the bank.

Aquatic invertebrates that feed on toad tadpoles include dragonfly larvae, diving beetles and water boatmen.

Tests on Daphia, backswimmers, midges and water boatmen found no significant effects on survival.

Without fish, insects become the dominant species and acid-loving insects, such as water boatmen, proliferate.

On the surface of the stream he could see ripples forming as the bugs called water boatmen jerked themselves along on their oarlike legs.

Several families of Hemiptera are water bugs, adapted to an aquatic lifestyle, such as the water boatmen and water scorpions.