Serving as one of the primary model organisms in laboratory settings, mice have provided unparalleled insights into genetics, physiology, and medicine. Their short lifespan and rapid reproductive rate allow scientists to study multiple generations within a short timeframe, making them ideal for genetic manipulation and breeding experiments. Given the genetic and physiological similarities between mice and humans, these creatures have paved the way for groundbreaking discoveries in fields ranging from oncology to neuroscience. Crucially, transgenic and knockout mice, wherein specific genes are introduced or disrupted, offer a lens to understand gene function, pathways in diseases, and potential therapeutic interventions. The mouse's contribution to science underscores the interconnectedness of life and highlights the profound insights that can be garnered from even the smallest among us.