Grisin à ailes rousses vs Grisin de Bertoni

The Rufous-margined Antwren and Bertoni's Antbird can be distinguished by their plumage and habitat preferences. The Rufous-margined Antwren typically has rufous margins on its wings, while Bertoni's Antbird is often found in dense thickets and bamboo, foraging in the understory.

Look for rufous wing margins on the Rufous-margined Antwren. Observe the habitat: Bertoni's Antbird is more likely in dense thickets and bamboo.

Rufous-margined Antwren has rufous margins on its wings, which is a key distinguishing feature. Bertoni's Antbird does not have this characteristic.

Bertoni's Antbird forages in the understory, often in dense thickets and bamboo, usually by perch-gleaning.

Bertoni's Antbird is often found in dense thickets and bamboo, while specific habitat preferences for Rufous-margined Antwren are not detailed.