Rhinocryptidae, commonly known as the tapaculos, is a family of small, ground-dwelling birds found primarily in South America. These birds are known for their secretive behavior and often inhabit dense forests, grasslands, and shrublands. They have a distinctive, rounded body shape and short tails, which help them navigate through thick vegetation. Tapaculos are characterized by their unique vocalizations, which include a variety of whistles and trills. They primarily feed on insects and other invertebrates found on the forest floor. Due to their elusive nature, many species within the Rhinocryptidae family are not well-studied, making them a fascinating subject for ornithologists.