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Porcupine quills where used for many reasons in the past. Most commonly they where used to create writing utensils and these can be seen in many museums nowadays.
The porcupine provides most of the quills used for writing, not a bird. The quills are taken from the porcupine's back and used as pens.
They used them in necklaces
Hedgehog's spines are called quills. They are used for self-defense. Hedgehogs roll up into a ball and stick their quills out. They huff and jump, which pokes the quills into the attacker.
The average porcupine has approximately 30,000 quills. These quills are specially designed hairs and are very sharp and have a barbed tip. They are used as a defense mechanism and only used when the porcupine feels threatened. 3,ooo
Shedding is when and animal loses hair and/or quills if you have a hedgehog or something like that. Basically it's just when an animal loses hair in most cases.
cave art, and ancient buried things in the ground can show
they used quills
The Blackfoot people traditionally utilized porcupines for various purposes, primarily for their quills. The quills were skillfully harvested and used in decorative crafts, such as beadwork and clothing adornments. Additionally, porcupine meat was consumed as a food source, contributing to the Blackfoot diet. The animal's hide could also be used for shelter and clothing.
Quills
There is no specific collective noun for 'artifacts', in which case, a collective noun suitable for the situation is used; for example, a collection of artifacts, a display of artifacts, a case of artifacts, etc.
Feathers were used as pens to write with ink. They were called "quills."