The Ptiliogonys caudatus, commonly known as the Long-tailed Silky-flycatcher, is a bird species belonging to the Ptilogonatidae family. It is recognized for its long tail and distinctive coloration. The bird has soft, sleek plumage, primarily gray and black, with highlights of yellow or white on its tail and wings.

Males typically have more vibrant colors compared to females, featuring a black head and dark gray back. Their long tail often has a striking white fringe. Females usually exhibit duller colors and shorter tails.

This bird species is commonly found in highland forests, ranging from southern Mexico to Central America. They prefer living in humid, dense forests rich in vegetation.The Long-tailed Silky-flycatcher is a sedentary species, rarely moving far from its original habitat. They typically inhabit elevations from 1,500 to 3,000 meters above sea level.

Ptiliogonys caudatus is an omnivorous bird, with a diet that includes small insects, berries, and seeds. They have a habit of catching insects in flight.They usually breed during the spring and summer. Their nests are built from lightweight materials like dry grass and leaves, often placed on high tree branches.Both parents take part in caring for the young, feeding them with insects and soft fruits during the early weeks of their lives.