scavenger beetle

noun

any beetle of the mostly aquatic family Hydrophilidae, having clubbed antennae and long palps, and usually feeding on decaying vegetation

The scavenger beetle is one of the most useful of all insects, as it effectually answers the object indicated by the name.

A pretty chief truly; you are like the scavenger beetle, and think of yourself only.

A pretty chief, truly; you are like the scavenger-beetle, and think of yourself only; you have not the heart of a chief.

The water-scavenger beetle (Fig. 69), so called because of its appetite for decayed matter, is common in many ponds.

No water insect except the big scavenger beetle can begin to compare in size with the giant water-bug (Fig. 73).

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