Bed bugs are parasitic insects that feed exclusively on blood, it prefers to feed on human blood. A number of adverse health effects may result from bed bug bites, including skin rashes, psychological effects, and allergic symptoms. They are not known to transmit any pathogens as disease vectors.
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Bed bugs have been known as human parasites for thousands of years. At a point in the early 1940s, they were mostly eradicated in the developed world, but have increased in prevalence since 1995, likely due to pesticide resistance, travel, and tech innovation.

The house mouse (Mus musculus) aka the Field Mouse is a small mammal of the order Rodentia. Their large rounded ears, pointed snout, and long hairless tail characteristics makes them easy to identify.

The adult body length of a house mouse from nose to tail averages 3-4 inches and the tail length of 2-4 inches. Their weight is typically 40-45 grams. Their colors vary from grey to black with brown undertones, while their underbelly will be lighter grey to light brown. Their ears and tails have little hair.