The answer to 'why is my cricket nests' is that crickets often build nests or burrows in and around the home, especially in warm, damp areas. Crickets are attracted to cracks, crevices, and dark, secluded spaces where they can find shelter and food. Signs of a cricket infestation include hearing chirping sounds, seeing the insects themselves, or finding small holes or tunnels in the soil around your home.
To get rid of cricket nests, you can try sealing up entry points, removing food sources, and using pesticides or traps. However, for a serious infestation, it's best to call a professional pest control technician who can properly identify the species and apply the right treatment methods.