High Quality Content by WIKIPEDIA articles! Odontorchilus is a small genus of South American birds in the Troglodytidae family. These small grey wrens are relatively long-tailed (giving them a superficially gnatcatcher-like appearance), and, uniquely in the family, they live in the canopy and subcanopy of humid forest, with one species associated with forest growing on the east Andean slope and the other with the Amazon Rainforest.