Tiluchí Alirrufo Sureño vs Tiluchí Estriado Oriental

The Rufous-margined Antwren and the Dusky-tailed Antbird can be distinguished primarily by their tail and wing markings. The Rufous-margined Antwren has distinctive rufous margins on its wings, while the Dusky-tailed Antbird features a dusky tail and lacks the rufous wing margins.

Look for the rufous wing margins to identify the Rufous-margined Antwren. For the Dusky-tailed Antbird, check for the dusky tail. These features are the most reliable for distinguishing these species in the field.

The Rufous-margined Antwren is noted for its rufous margins on the wings, which are absent in the Dusky-tailed Antbird. The Dusky-tailed Antbird, as its name suggests, has a dusky-colored tail, which is not a feature of the Rufous-margined Antwren.