The phrase "a few beetles" is correct and usable in written English.
It can be used when referring to a small number of beetles in a general context.
Example: "While hiking in the forest, I noticed a few beetles crawling on the ground."
Alternatives: "several beetles" or "a couple of beetles".
A few beetles have greatly reduced wings.
Whiteflies, thrips, mealybugs, plant hoppers, grasshoppers, scales, and a few beetles also serve as vectors for certain viruses.
So varied is the structure that it is difficult to make general statements; for example, a few beetles have no elytra, and some have no wings.
A majority of the field-collected beetles showed δ13C values similar to expectations for a C3 plant (−20 to −28‰); however, a few beetles showed evidence for feeding on C4 plants (<−14‰) or diet mixing between C3 and C4 plants.
Killing a few beetles in your flour jar could give you more than you bargained for.
The plants have a few flea beetles, but not enough to keep them from flowering and fruiting.
One day, Zen steals a necklace, and is chased by a Motorik (cyborg) and suddenly Uncle Bugs is no longer Uncle Bugs, only a few brown beetles that are still alive, and that Zen is now a wanted criminal.
Well, I had seen a few flea beetles on my eggplants, when I finally planted them one day, adding a handful of lime and some compost to each hole.
I saw no snakes but did encounter a foot-long lizard, a kangaroo rat, a few Pinacate beetles (which sounds much better than stinkbugs) and several black-tailed jackrabbits.
Major Hirst recalled in a 1962 magazine article that he and his commanding officer, Col. Michael McEvoy, who had driven an early version of the Volkswagen in 1938, spray-painted army green one of the few Beetles around and drove it to their local headquarters.
The few beetles that emerged from above-snow logs were 72.8% female, but their small numbers (0.86 ± 0.55 beetles/log) prevented meaningful statistical comparisons of sex ratio.
