The answer to 'cockroach nests' is that cockroaches typically build their nests in dark, warm, and moist areas of the home, such as under sinks, behind appliances, and in cracks and crevices. Cockroach nests can contain hundreds or even thousands of cockroaches, along with their eggs, droppings, and shed skin. Signs of a cockroach nest include seeing live cockroaches, finding egg casings, and noticing a musty odor.
To address a cockroach nest, it's important to first identify and eliminate the source of the infestation. This may involve sealing up entry points, removing food sources, and using a combination of pesticides and traps to eliminate the cockroaches. In some cases, it may be necessary to call a professional pest control technician, especially if the infestation is severe or difficult to manage on your own.