Feather development grows, its spathe, which is where the rachis and vanes attach, continues to form. When spathe is finished developing, the calamus begins to form within the base of the spathe. The calamus is the quill of the feather, which is the bottom portion that stays mainly within the pulp cavity. From there, the feather is fully developed and will remain as such until molting occurs, causing it to fall off. Feathers fall off during molting, which occurs in the at different times through the year depending on the type of bird. Birds can molt for seasonal, reproductive and many other
What a queer bird in Chicago", with the work allegedly first printed in the "Bulletin of the Chicago Board of Education". The "Chicago Ledger" printed the work its "Jokes and More Jokes" section in May 1922, where the word "wonderful" replaced "queer". In July 1922, it appeared as a verse of imprecise origin in the "American Consular Bulletin". When printed in the "Pleasantries" section of "The Christian Register" in September 1922, it was attributed as a "[c]omposition by foreigner in a Chicago night school." By 1980, it was published as a folk song to be sung as a round. What a queer bird "What