The answer to 'why is my mosquito odor' is that mosquitoes do not actually have an odor. The unpleasant 'mosquito odor' you may be experiencing is likely due to the presence of mosquito breeding sites near your home. Mosquitoes breed in standing water, and as they lay their eggs and their larvae develop, they can produce a stagnant, musty smell.
To eliminate the 'mosquito odor', you'll need to identify and eliminate any sources of standing water around your home, such as clogged gutters, bird baths, planters, or other containers that can collect water. You may also want to consider using a mosquito repellent or insecticide to control the adult mosquito population. However, for severe mosquito infestations or if you're unsure of the cause, it's best to call in a professional pest control technician who can properly inspect and treat the problem.