In the dimly lit laboratories of the early twentieth century, a new creature was born. Under the watchful gaze of biologists, pale, pink-eyed rodents scurried in their cages—the first rat mutants. Bred from wild Norway rats, they were living canvases of genetic curiosity. Albinism, strange fur patterns, impossibly long tails… each quirk set them apart, making them indispensable tools for unrave...
