Discover the intriguing world of the Least Groove-toothed Swamp Rat (Rattus palustris), a unique rodent native to the wetlands of southeastern United States. This medium-sized species plays a crucial role in its ecosystem, thriving in rich, humid environments while contributing to plant propagation and serving as prey for larger animals. Learn about its distinct physical characteristics, dietary habits, and the conservation challenges it faces in our in-depth exploration.