Search Results for: Varied carpet beetle

Skin beetle

…that dead animals, dry food, or rubbish bins can often be the cause of the beetles’s appearance. In the house, the beetle will probably originate from a pigeon nest in the attic, dead mice or rats under the floor or a dead bird in the ventilation system. Be sure to remove and destroy the source, thoroughly clean the area around the site and treat it with an insect repellent or spray against creeping and crawling insects. Larvae can also be found u…

The lesser mealworm beetle

…s disease,” but it is uncertain whether it is relevant under practical conditions. The lesser mealworm beetle acts as a food pest in connection with the slaughter of chickens. Prior to the slaughter, the chickens are without food for a short period of time. This means that they eat a lot of beetles and beetle larvae. Some of them are probably still alive when the chickens are slaughtered. They make their way out and may end up in the parts of the…

Violet tanbark beetle

…excrements. The drilling dust is easy to recognize from that of a longhorn beetles, as the excrement from the longhorn beetles is yellowish. The development from larva to adult violet tanbark beetle takes in average 1-2 years. When the larva is fully developed, it will gnaw a 3-5 cm long passage into the wood, thereafter it will pupate in an enlarged den. It will close the den with rough wood dust. When fully developed, the violet tanbark beetle w…

The khapra beetle

Khapra beetle Lat: Trogoderma granarium. The khapra beetle is a small, oval, dark brown beetle. It is between 1.5 and 3 mm. It originates from India. The word khapra is Indian and means brick. The beetle has been named because it often accumulates in large numbers in crevices in walls of warehouses. It has spread to almost all tropical and subtropical countries and appears as one of the more voracious pests of grain and feed storages. The khapra…

Wharf borer Beatle

…ead in similar places throughout the temperate zone, where the wharf borer beetle is spread through shipping. The wharf borer beetle is thought to have originated in the United States, where it lives in areas around the Great Lakes. Appearance An adult wharf borer beetle measures between 1 to 1.5 centimeters in length. The color of the beetle itself is a reddish-golden color, while its coverts are black. The legs are black on the inside and yellow…

Bean weevil

…ngs to the family of leaf beetles (Chrysomelidae) under the family of seed beetles (Bruchinae). The bean beetle feeds on dried goods, which is why it likes to attack foods such as dried beans, dried peas, lentils, and soybeans. It is also among these foods that the female lays her eggs. The female can lay up to 85 eggs. When the larvae hatch from the eggs, they go out into the world for food. This means that they gnaw their way into beans or peas,…

Leaf beetle

…beetle belongs to the genus with the Latin name Sitona – also called snout beetles – while the leaf beetle itself goes under the name Sitona lineatus. This species of snout beetle lives on pea-flowering plants, which includes plants such as clover, peas, and alfalfa. The reason why the leaf beetle got its Danish name lies in the way the beetles gnaw on the leaves. Their bite leaves moon-shaped incisions in the leaf margins. Appearance The adult le…

Red-brown longhorn beetle

…eady has been damaged. Prevention and control Since the red-brown longhorn beetle attacks woodwork, that has already been damaged, it is important to avoid moist. If damage does occur and the red-brown longhorn beetle attacks, you should replace the woodwork. It there is still moist problems it is recommended to use pretreated wood. If it is a mild attack by the red-brown longhorn beetles, it may be enough to dry out the area and treat it with a w…

Carpet beetle

Carpet beetle ( Latin: Attagenus pellio) This beetle is easy to recognize for it has a white spot on each of the otherwise black elytra. The adults fly around outside during the summer and. land on flowers where they feed on nectar and pollen. They often find their way indoors. The eggs are normally laid in the nests of mice and birds, and the larvae, which have a characteristic tuft of hairs at the rear end, feed on hair, feathers and offal. In…

The lesser mealworm beetle

The cigarette beetle

…en be covered, very few smokers want the experience of the glow reaching a beetle. The cigarette beetle lives especially in tropical and subtropical regions. It requires heat. At temperatures below 21 ° C it does not reproduce, and at 18 ° it is paralysed. Optimal temperatures are between 32 and 35 ° C, where the population increases itself 20-fold every month. Cigarette beetles can survive at humidity levels down to 30% RH. Newly hatched larvae a…

The bacon beetle

…ith dried fish, hides or feed containing meat and bone meal, can get bacon beetle problems. The adult beetles are active and fly, and you can find them far from the place they developed. Females can lay several hundred eggs, preferably placed in cracks and crevices in food. The eggs hatch after 9 days at 17 ° C. At higher temperatures, e.g. 27 ° C, it only takes 3-4 days. The larvae are shady and quite mobile. They often leave their droppings as c…

The dark flour beetle

…d kitchen the development from egg to adult takes more than 3 months. This beetle may get more than 3 years old. The adult beetles often live in the same goods as larvae, but they can also be found in many other food products, and they can survive for months without food. Since the dark flour beetles move around a lot, they can be difficult to exterminate, because there may be stray individuals all over a building and they will later return to the…

The confused flour beetle

Confused flour beetle Season for confused flour beetle Latin: Tribolium confusum. 3-4 mm long beetles ranging in colour from light reddish brown to dark brown. The confused flour beetle and its larvae look like small versions of the dark flour beetle and its larvae. It can damage grain and feed storages, but can also be found in grocery warehouses and in private households. The confused flour beetles do not only eat cereals but can also infest dr…

Mealworm Beetle

…ossy surface that its adult version has. Biology and behavior The mealworm beetle belongs to the family of shadow beetles (Tenebrionidae). Both adults and larvae are nocturnal. The adult beetles can fly and can be experienced in the middle of summer. The adult female beetle lays about 200 eggs during its 2–4-month adult life. The eggs are laid in starchy products, such as flour, grain, bread, and cereals. It takes a long time for the mealworm to d…

Tobacco beetle

…fest characteristic is the feeler horns, which are serrated in the tobacco beetle Tobacco beetle ( Latin: Lasioderma serricorne) This is also related to the furniture beetles and it is very similar to the biscuit beetle, from which it can be distinguished by its serrated antennae. It is primarily a tropical and subtropical beetle which requires plenty of warmth. Reproduction ceases below 21° C. and all movement ceases at temperatures below 18° C….

The drugstore beetle

…enetrating packaging, which is not sealed completely. Fig. 5.37. Drugstore beetle, a: larva, b: pupa, c: adult, d: side view, e: antennae. Later, the drugstore beetle larvae become fat and lethargic and they are now quite helpless if they accidentally fall out of the product. The adult beetles do not feed. They are good fliers and seek towards light. You can often find them in windows far from the place where they have gone through their developme…

Common furniture beetle

…just below the surface. A few weeks later, the nipple turns into the adult beetle gnawing at a round fly hole in the thin wooden membrane and appears on the surface. After mating, the females begin to lay eggs. The lives of the other drill beetles are passing pretty much the same way. The most favourable temperature for the development of the larvae is 22-23° C, but they can live at lower temperatures, and even outdoors in Europe. The water conten…

Mealworm beetle

…warehouses, but nowadays they are no longer important as a pest. Mealworm beetle The adult beetles seen usually come from birds’ nests in the neighbourhood. On warm summer evenings they often fly in through the windows, attracted by the light. They normally do no harm in the living rooms of a house, and as they take so long to develop they do not become a problem in the kitchen. Related articles Mealworm Beetle The yellow mealworm beetle The less…

Biscuit or drugstore beetle

…ly like the holes in timber made by furniture beetles. Bisquit / Drugstore beetle and tobacco beetles are quite similar. The safest characteristic is the feeler horns, which are serrated in the tobacco beetle The species has become distributed to all parts of the world. In fact, these beetles must have been spread by ships in former times, and the old habit of banging ship’s biscuits on the table before eating them perhaps served to drive out the…

The merchant grain beetle

…d the eye (p. 50). In households, it is as common as the saw-toothed grain beetle, but it is not seen in grain stocks. The merchant grain beetle prefers nuts without shells or with damaged shells. It can also live on dried fruit, flour and grain. It does not develop as fast as the saw-toothed grain beetle; there is a 20-fold increase in the population in one month at optimal temperatures. The merchant grain beetle requires slightly higher temperat…

The yellow mealworm beetle

…nown as those mealworms that are sold as animal feed. It is a rather large beetle, 1.5 cm long. The yellow mealworm beetle lives in birds’ nests, where the larvae feed on the food spills that accumulate in the nests when the young birds are fed. The larvae can also live on all sorts of products containing starch, and they eat cereals, flour, grains and bread products whenever the opportunity presents itself. They are typically found in grains that…

The rust-red flour beetle

…he three external antennae joints being much thicker than the ones of said beetle. The antennae joints of the confused flour beetle are gradually thicker toward the tip. Both in terms of biology, harmfulness and extermination the rust-red flour beetle is closely related to the previous mentioned species. Temperature-wise, it prefers a few degrees more and is accordingly to this the more common of the two species in tropical regions. In the tempera…

Larder beetle

…ns left in odd corners of the kitchen, but more often it will be a pigeon’s nest or a dead mouse under the floor boards. Larder beetle larvae hairs. Bacon beetle The bacon beetle DPIL on Dermestes lardarius, bacon beetle Bed bugs Blowflies…

The saw-toothed grain beetle

The saw-toothed grain beetle Season for merchant grain beetle and saw-toothed grain beetle Latin: Oryzaephilus surinamensis. 2.5 – 3.5 mm long, slender and brown-black. The distinctive features are the serrated growths on the prothorax side edges just behind the head. It cannot infest whole, undamaged kernels and it mainly eats seeds. In goods of cereal origin, flour and grain in particular, it is one of our most common pests. Eggs are laid loose…

Saw-toothed grain beetle

…left) the piece behind the eye is as far as the eye, in the Merchant grain beetle it is short and pointed. These beetles can live for 3 years, and during the course of her life the female may lay about 400 eggs. They like a high temperature and development is most rapid at 32° C, taking only 25 days from egg-laying to the emergence of the adult beetle from the pupal stage. Breeding ceases if the temperature falls below 8° C. The beetle itself is v…

The dermestid beetle

…eetle Latin: Dermestes haemorrhoidalis. A very close relative to the bacon beetle. The adult beetles are plain black or dark brown and have golden undersides. It has gradually become common all over Europe, especially in cities, where one of its main habitats is pigeons’ nests. Very littered apartments or businesses where food leftovers and kitchen waste have been allowed to lie for months are also good habitats for the dermestid beetle. Small pop…

The rust-red grain beetle

…bran, flour and the like, often in very large numbers. The rust-red grain beetle is 2 mm long and it is uni-coloured. The sides of the head and the prothorax are lined with one plain line. In grain storages it occurs in the same manner as the saw-toothed grain beetle, namely as a secondary pest associated with a weevil infestation. It requires a quite high temperature, 23 ° C, to be able to reproduce, and it is not as common as the saw-toothed gr…

The Australian spider beetle

…example, in wood to make the right spot for the cocoon. Australian spider beetle Australian spider beetles thrive at temperatures around 24 ° C. Below 10 ° C development and reproduction stops. The adult beetles are active at lower temperatures, down to 2 ° C. At room temperature, development from egg to adult lasts 3-4 months. At lower temperatures, it will take longer time. Adult spider beetles are shady and nocturnal. They infest the same type…

The red-legged ham beetle

…n museum pieces, and have been found in Egyptian mummies. Red-legged kopra beetle The adult beetles are active insects that can fly. They can be more than 1 year old and the females lay 2-300 eggs in a lifetime. The larvae dig into food and it is the larvae that eat the most. Adult beetles also eat. When the larvae are fully grown, they seek out the cracks and crevices in whatever they have lived in or nearby, and here they pupate in white, papery…