When you picture a monkey, you might imagine a large, swinging creature leaping between trees in the jungle. But not all primates are large or loud. Some, like the marmoset, are small enough to fit in your hand—and they have just as much charm packed into their tiny bodies. What Exactly Is a Marmoset? Marmosets

In the heart of South America’s tropical forests, a tiny primate moves like a whisper through the trees, catching the sunlight on its flame-colored limbs. This is the Golden-handed Tamarin—a small monkey with big charisma. Quick Facts Scientific Name: Saguinus midas Other Names: Midas Tamarin Size: ~20–28 cm (8–11 in), not including the tail Tail

Deep in the lush rainforests of northwestern Colombia, a tiny primate swings from branch to branch, its wild white crest billowing like a rockstar’s mane. Meet the Cotton-top Tamarin—a critically endangered monkey that captures hearts and headlines alike. Who Are the Cotton-top Tamarins? Scientific Name: Saguinus oedipusSize: Around 8-10 inches long (not including the tail)Weight: