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Down feathers are used by Indigenous North Americans for religious ceremonies and as powerful symbols. In the stories of some cultures, the down feathers of an eagle are important gifts given by the bird to the story's hero.
Feathers are a bird’s outer layer (wings & back) and down fibres are beneath the protective feather covering that is used for insulation. Down material lasts longer, is more expensive, and is softer. Feather material will not last as long, contains quills, and is less expensive.
Similar to semiplumes with an even looser branching structure but little or no central rachis, down feathers are relatively short and positioned closest to the body where they trap body heat.
Jan 30, 2024 · Down feathers are the softest types of feather on a bird. They are located close to the skin and are not as rigid as outer feathers. They lack a hook in the central axis of the feather, instead having very soft and flexible filaments that interconnect to form a soft, light structure.
About goose down and why it makes such good insulation. Learn where it comes from, and about fill power, feathers and down clusters, duck down and goose down, gray down vs. white down.
Unlike firm-vaned feathers, down feathers are soft and fluffy and provide excellent natural and lightweight thermal insulation. A down feather typically lacks a rachis, is somewhat flexible, and has barbs and barbules that extend directly and loosely from the basal calamus.
Dec 18, 2020 · Most down products are a mix of down and feathers. In the United States, a down product has to be at least 75 percent down in order to be called a down product. The higher the down-to-feather ratio, the better a product’s insulating quality, but that often means a higher price tag, too.
