American treecreeper References American treecreeper bird Ask Anything Homework Help Also known as: Certhia americana, brown creeper Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: treecreeperFormerly, the American treecreeper or brown creeper (C. americana) of North America was thought to be a subspecies of C. familiaris. Read MoreFormerly, the American treecreeper or brown creeper (C. americana) of North America was thought to be a subspecies of C. familiaris. Read More