semiplume
semiplume · semiplumes
A feather which has a downy vane and a long rachis, often used for insulationA feather which has a downy vane and a long rachis, often used for insulation.
A feather which has a downy vane and a long rachis, often used for insulationA feather which has a downy vane and a long rachis, often used for insulation.