Bed bugs usually feed at night when people are asleep because the hosts are unaware that they are being fed upon. This fluid often causes the skin to itch fluid bed dryer pdf become swollen.
Scratching causes sores, which may become infected. Bed bugs are not known to transmit any human pathogens but can cause emotional distress to those affected. Bed bug adult, lateral view. When associated with humans, bed bugs generally infest dwellings such as houses, hotels, dormitories, and cruise ships, but have also been known to infest places such as subways, movie theaters, nursing homes, hospitals, and planes. During the day, bed bugs hide in cracks and crevices and can be found in wall outlets, behind baseboards, wallpaper, and pictures, between bed joints and slats, along the seams of mattresses, and in bed linens. The cryptic nature of bed bugs makes them difficult to detect and locate, making control a complex and laborious process that usually consists of an integrated approach that combines insecticides with other methods. Because female bed bugs can store male sperm for four to six weeks, it is also likely that they are pregnant.
Therefore, a single, pregnant female that is transferred to a different location can begin a new infestation. Severe bed bug infestations tend to have a sweetish, foul odor that is caused by an oily liquid they emit. 4 inch long, flat, ovoid, and has no wings. It is generally brown except after a blood meal. The body then becomes swollen and the color changes to dark red from the ingested blood. One female can produce a total of 200 to 500 eggs in her lifetime, laying anywhere from 10 to 50 eggs at a time.
25 inch long and are slightly curved. They are usually deposited in clusters and fastened to cracks and crevices or rough surfaces near adult harborages with a sticky cement-type substance. The eggs hatch in one to three weeks. The newly hatched nymph is similar in shape to the adult but much smaller and straw-colored before feeding. The newly hatched nymphs and eggs can be very difficult to see without the use of magnifying equipment.
There are five nymphal stages for bed bugs to reach maturity, which usually takes 35 to 48 days. Adult bed bugs can survive for six to seven months without a blood meal and have been known to live in abandoned houses for one year. In some cases they survive without humans by attacking birds and rodents. Because there are so many possible harborages for bed bugs, detection of the pest can be difficult.