catatau vs sabiá-do-campo

The Thrush-like Wren and Chalk-browed Mockingbird can be distinguished by their supercilium and vocalizations. The wren has a prominent white supercilium and a long tail with dark barring, while the mockingbird's supercilium is less pronounced. Listen for the wren's varied, abrupt song compared to the mockingbird's typical mockingbird calls.

• Look for the white supercilium on the Thrush-like Wren.
• Note the dark barring on the wings of the wren.
• Listen for the wren's abrupt song compared to the mockingbird's calls.

The Thrush-like Wren is brown above with dark barring on the wings and white below with brown spots, while the Chalk-browed Mockingbird has a more uniform appearance without the distinctive barring and spotting.

The Thrush-like Wren is quite vocal with a varied, startlingly abrupt song, whereas the Chalk-browed Mockingbird has more typical mockingbird calls.