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When it comes to household pests, very few creatures are as unsettling as cockroaches. Known scientifically as Blattodea, roaches are resilient pests that can thrive in a variety of environments, including our homes. Whether you’ve seen them or not, cockroaches are everywhere. They are one the most common pests around the world, and it is estimated that there are over 4,600 species of roaches, 25-30 of which are associated with human habitats. Not only do they invade personal spaces, but they are also known carriers of numerous diseases. Cockroaches can spread these diseases and dirt throughout your home, posing health risks to you and your family. For these reasons, seeking the assistance of a professional is incredibly important to help protect your property.
Cockroaches typically have a flat, oval-shaped body, long antennae, and six legs. Their coloration can range from brown to black, often with a shiny appearance. They have a hard exoskeleton that provides protection and aids in their mobility, along with a complex respiratory system featuring spiracles on their body, which allows them to breathe without lungs. Many species of cockroaches are capable of flying, although the extent of their flying ability varies. While some cockroaches have fully developed wings and can fly for short distances, others may have reduced wings and are primarily ground-dwelling.
Think you're seeing cockroaches? Let our experts take a look.
Among the different species across the globe, a select few are responsible for cockroach infestations in our homes and surrounding environments. These species can be categorized into domestic cockroaches, which thrive indoors and often become unwelcome guests in our kitchens and bathrooms, and peridomestic cockroaches, which reside in outdoor areas but may venture inside, seeking food and shelter.
The lifecycle of a cockroach consists of three primary stages: egg, nymph, and adult. The process begins when female cockroaches produce egg cases, or oothecae, which can contain up to 50 eggs in a single case. Once the eggs hatch, the young cockroaches, called nymphs, emerge. Nymphs resemble small adults but lack wings and develop over the course of a few weeks to several months, depending on environmental conditions. Once they become adults, cockroaches are capable of rapid reproduction; some species can produce multiple egg cases in a year, leading to explosive population growth if conditions are favorable. Generally, cockroaches can live for several months to a year, although factors such as food availability, living conditions, and predators can significantly influence their lifespan.
Cockroaches are omnivores, feeding on a diverse diet that includes decaying organic matter, food scraps, and even glue or paper. They are generally social creatures and often live in groups, creating colonies that can quickly grow in size. Cockroaches are primarily nocturnal, meaning they are most active during the night when they venture out in search of food and water, preferring the cover of darkness to avoid predators. They can also produce a variety of sounds; their movements and the flapping of their wings can often be heard, creating a soft rustling or flapping sound.
Cockroach infestations can pose several dangers for homeowners, primarily due to their potential to spread diseases. They are known carriers of various pathogens, including bacteria such as Salmonella and E. coli, which can lead to foodborne illnesses. Cockroach droppings and shed exoskeletons can be significant triggers for asthmatics As these insects scavenge for food, they often crawl over contaminated surfaces, transferring harmful microorganisms to human food and causing significant health risks. Beyond health risks, cockroaches can also cause physical damage to homes. They often chew through materials like cardboard, paper, and even some fabrics, which may lead to the deterioration of household items. Their nesting habits can also contribute to structural issues over time if infestations are not addressed. While they are not aggressive towards humans, some species of cockroaches possess the capability to bite if provoked, although this behavior is relatively rare.
Interestingly, cockroaches are widely used in scientific research due to their unique biological characteristics and resilience. Researchers study cockroaches to understand fundamental aspects of biology, such as motion, neural function, and the effects of environmental stressors. Their simple nervous system makes them ideal models for neurobiological experiments. Additionally, cockroaches are examined for their reactions to various substances, aiding in pesticide development and testing.
Cockroaches can enter homes through various means, often slipping through tiny cracks and gaps in walls, doors, and windows. They may also hitch rides in bags, boxes, or on groceries, making it easy for them to invade living spaces. These pests are primarily attracted to food sources, such as crumbs, leftovers, and garbage. They are also drawn to warmth, moisture, and dark hiding spots, which provide ideal environments for breeding and survival. Here are some common signs you may have cockroaches in your home:
Droppings: The presence of small, dark, cylindrical droppings resembling coffee grounds or black pepper.
Smear marks: Brownish or dark smears along baseboards, counters, or walls suggest that cockroaches have been traveling through those areas
Shed skin: Finding discarded exoskeletons or shed skin is a strong sign of a cockroach infestation, as they molt several times throughout their lifecycle.
Foul odors: An unpleasant, musty smell in your home can signal a cockroach problem, as large infestations often emit a distinctive odor from their pheromones.
Egg case(s): The discovery of small, brown egg cases, known as Oothecae, can confirm that cockroaches are breeding and multiplying in your home.
Property damage: Signs of nibbled surfaces on cardboard, paper, or fabric can indicate that cockroaches are scavenging for food and damaging household items.
Visual sightings: Spotting cockroaches, especially during the day, suggests a significant infestation, as these nocturnal creatures typically prefer to hide and emerge at night.
To effectively help prevent and control cockroach infestations, start by keeping your home clean. Regularly vacuum and wipe down surfaces to eliminate food particles and spills that attract these pests. Seal any gaps or cracks in walls, windows, and doors to limit their access, and ensure that garbage is stored in tightly closed bins. If you still find cockroaches in your home even after DIY treatment, Western Exterminator can help.
Our Western Exterminator specialists are skilled, experienced professionals who are state-certified and licensed. If you have cockroaches in your house, call us at 877-703-4745 or use our online contact form for cockroach control.