Carpet beetle varieties are actually very similar; even though the black carpet beetle is known as the most destructive of all of the varieties. The general characteristics of the black carpet beetle, varied carpet beetle, common carpet beetle, and the furniture carpet beetle are all very similar. From the larvae stage, to the food they eat, and to where they live all varieties of the carpet beetle are alike. The main difference between the four varieties are their physical traits, and how many generations they reproduce. Here are the physical characteristics and generation information on the varieties:
- Black carpet beetle: The larvae are golden to dark brown, half an inch long, shaped like a carrot, and with bristles at the end of its body. Then as an adult the body is oval shaped, shiny, black, brownish legs, and ranges from one-eighth to three-sixth of an inch long. Produces one generation a year.
- Varied carpet beetle: The larvae are light brown to dark brown, one-fourth of an inch, and have a wide rear end. As an adult the body is nearly round, gray with mixes of white to brown to yellow scales, ranges one-tenth of an inch to one-eighth of an inch, and has irregular black cross bands on it. Produces one generation a year.
- Common carpet beetle: The larvae are reddish brown tone, have an elongated oval shape, one-fourth of an inch long, and are covered with brownish-black hairs. Once as an adult its coloring becomes gray to black, has small white scales, a band of orange-reddish tone of scales down the middle of the back and around the eyes, and is one-tenth of an inch to one-eighth of an inch long. Produces up to four times a year.
- Furniture carpet beetle: The larvae are covered in thick brown hair, have an elongated oval shape to them, and are one-fourth of an inch long. Finally as an adult it takes on a whitish checkered coloring with black spots out lined with yellowish-orange scales, its legs has yellow scales, and is one-sixteenth of an inch to one-eighth of an inch long. Produces up to four times a year.
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