Composition? I tried googling it. Found an article which says that while hair is made of keratin, feathers are also made of keratin, but the keratin is different.
¯\_(ツ)_¯
Maybe someone who knows what they are talking about will chime in. I am not that person.
What’s the difference between simple filament like feathers and hair?
I imagine it’s rather like bird hatchling down, which is very structurally basic, and if so, it’s very brittle, and makes for a lot of dust.
Composition? I tried googling it. Found an article which says that while hair is made of keratin, feathers are also made of keratin, but the keratin is different.
¯\_(ツ)_¯
Maybe someone who knows what they are talking about will chime in. I am not that person.