Thin sheets can be employed as a medium for the art of birchbark biting. Omakayas is one of the main characters of 'The Birchbark House'. The company's construction methods evolved from the manufacture of birchbark canoes. There are many characters in "The Birchbark House". Great Lakes was maple sugar, packed into cone-shaped baskets or "makakoon" of birchbark. In woodland areas, they made horns of birchbark and drumsticks of carved antlers and wood. It is the second novel in "The Birchbark" series that began with "The Birchbark House". He also found several stone and bone objects, some birchbark and pieces of tinder fungus. Important documents written on birchbark (wiigwaasabak) were placed in "makakoon" for safekeeping. Early Gerrish canoes contain elements of the birchbark canoes upon which they were based. Birchbark baskets are often embellished with dyed porcupine quills. The coastal Yamana and Alacaluf also changed their camping places, traveling by birchbark canoes. Moosehair embroidery and porcupine quill embroidery are also worked onto hides and birchbark. Erdrich and her staff consider Birchbark Books to be a "teaching bookstore". It has been preserved, somewhat fragmentarily, in just one Kashmiri birchbark manuscript.