Discover the elusive Furtive Tuco-tuco (*Ctenomys furtivus*), a nocturnal burrowing rodent native to the grasslands of Argentina. With its distinctive sandy brown fur and exceptional digging abilities, this medium-sized species plays a crucial role in its ecosystem by aerating soil and supporting plant growth. Unfortunately, habitat loss has made it vulnerable, underscoring the importance of conservation efforts to protect this unique creature and its environment.