Ralph,
Gettin closer.
You are correct on the Biots. They are harvested from the outside of a Primary wing feather.
The herlis (barbs) on the inside are called just that.
The Quill is the stem or proper name is the Rachis.
Denny
Ralph,
Gettin closer.
You are correct on the Biots. They are harvested from the outside of a Primary wing feather.
The herlis (barbs) on the inside are called just that.
The Quill is the stem or proper name is the Rachis.
Denny