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
Bird on a Wire (film) Bird on a Wire (film) Bird on a Wire is a 1990 American action comedy film starring Mel Gibson and Goldie Hawn, directed by John Badham, and shot mainly in British Columbia, Canada. The title refers to the Leonard Cohen song "Bird on the Wire". The alley motorcycle chase scene was filmed in Victoria's Chinatown, in Fan Tan Alley. Marianne Graves (Goldie Hawn) is a successful lawyer completing a business deal in Detroit, Michigan. At a gas station, she crosses paths with a man that looks suspiciously like her ex-fiancé, Rick Jarmin (Mel Gibson), who had disappeared 15 years previously