Discover the captivating world of the **Red-bellied Tamarin** (*Saguinus rubriventer*), a vulnerable primate native to the tropical rainforests of Brazil and Guyana. With its vibrant russet belly and playful social structure, this small, diurnal monkey plays a crucial role in its ecosystem through seed dispersal and insect control. Learn about its habitat, diet, and the conservation efforts needed to protect this fascinating species from the threats posed by deforestation.