A predatory water beetle which has fringed back legs for swimming and which stores air under its wing cases while diving.
龙虱
Family Dytiscidae: numerous genera and species, including the great diving beetle (Dytiscus marginalis)
Example sentencesExamples
There are some 500 different kinds of predaceous diving beetles in North America, and the largest grow to an inch and a half.
A pond is a little world in itself, he says, home to a dizzying array of creatures from frogs and newts to water boatmen, diving beetles, dragonflies and damselflies.
Predatory insects, such as dragonfly nymphs and diving beetles, may help mitigate bullfrog populations.
Predaceous diving beetles can't eat us - but we can eat them.
So it's an extraordinary diversity and the diving beetles are just one component.
Definition of diving beetle in US English:
diving beetle
noun
A predatory water beetle which has fringed back legs for swimming and which stores air under its wing cases while diving.
龙虱
Family Dytiscidae: numerous genera and species, including the great diving beetle (Dytiscus marginalis)
Example sentencesExamples
There are some 500 different kinds of predaceous diving beetles in North America, and the largest grow to an inch and a half.
Predatory insects, such as dragonfly nymphs and diving beetles, may help mitigate bullfrog populations.
So it's an extraordinary diversity and the diving beetles are just one component.
Predaceous diving beetles can't eat us - but we can eat them.
A pond is a little world in itself, he says, home to a dizzying array of creatures from frogs and newts to water boatmen, diving beetles, dragonflies and damselflies.