Flammulated Owl vs Middle American Screech-Owl

In short

The Flammulated Owl and Middle American Screech-Owl can be challenging to differentiate, but key differences in vocalizations and plumage can aid identification. The Flammulated Owl is known for its hoarse, low-frequency notes, while the Middle American Screech-Owl has a more varied vocal range. Plumage differences are subtle, but the Flammulated Owl typically has a more uniform coloration with less contrast between facial disk and body.

Identification tips

• Listen for the Flammulated Owl's hoarse, low-frequency notes, which are distinctive and unlike the varied calls of the Middle American Screech-Owl.
• Observe plumage: the Flammulated Owl has a more uniform coloration, while the Middle American Screech-Owl may exhibit distinct color morphs.

Plumage

The Flammulated Owl generally exhibits a more uniform plumage with less contrast between the facial disk and the body, whereas the Middle American Screech-Owl may show more variation, including distinct morphs such as brown and rufous.

Voice

The Flammulated Owl produces hoarse, low-frequency notes that are difficult to locate, resembling calls of larger owls. In contrast, the Middle American Screech-Owl has a more varied vocal range, which may include trills and whistles.