
The vocalizations of certain avian species, particularly those nesting in chimney-like structures or exhibiting flight patterns suggestive of sweeping motions, create distinctive auditory signatures. These sounds, often characterized by high-pitched chirps, trills,... Read more »

Audible indications of chiropteran presence within a residential ventilation system manifest as scratching, fluttering, or high-pitched squeaking noises emanating from the flue. These noises often intensify during dawn and dusk, correlating with... Read more »

