Sooty Tyrannulet
Photo: Lip Kee Yap · CC BY-SA 2.0

Tyrant Flycatchers and Allies

Sooty Tyrannulet

Serpophaga nigricans

LCLeast Concern
Family
Tyrant Flycatchers and Allies (Tyrannidae)
Order
Passeriformes

Overview

The sooty tyrannulet (Serpophaga nigricans) is a species of bird in the family Tyrannidae, the tyrant flycatchers. It is small, usually weighing 9 grams with a length of 12 centimeters, and has gray or brownish-grey feathers with black tail feathers.
It is found in Argentina, Brazil, and Uruguay; also southern Paraguay. A small extension of its range is in southeastern Bolivia.

Summary from Wikipedia, available under CC BY-SA 4.0.

Range and habitat

Southeastern Bolivia to central Argentina, eastern Paraguay, Uruguay, and southern Brazil.

Range description: AviList Global Avian Checklist.

Sources and further reading

Last updated September 29, 2026.