| 21. | Like predaceous diving beetles ( Dytiscidae ), the crawling water beetles form an early offshoot of the Adephaga.
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| 22. | Most families of water beetles have larvae that are also aquatic; many have aquatic larvae and terrestrial adults.
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| 23. | "Dytiscus " species are large water beetles with a robust, rounded shape and are usually around two inches long.
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| 24. | The region around Avignon provided many excellent opportunities to collect water beetles, including large rivers and the Camargue wetlands.
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| 25. | Beetles that have water as a habitat, including long-toed water beetles, can help show the quality of fresh water.
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| 26. | Thomas also leaves Harry the keys to the " " Water Beetle " " as a place to stay.
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| 27. | Hungerford's crawling water beetle ( " Brychius hungerfordi " ) is an endangered species found only in Michigan and Ontario.
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| 28. | In the lake itself, only brine shrimp and a hardy breed of water beetle can live in the super-salty water.
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| 29. | Although most other Haliplidae are capable of flight, no observation has ever been recorded of a Hungerford's crawling water beetle flying.
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| 30. | ""'Hydroporus erythrocephalus " "'is a genus of water beetle native to the Palearctic ( including Europe ) and the Near East.
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