Roaches are traditional male headdresses of Native American tribes featuring the quills of rodentian mammals that have a coat of what?
Roach (headdress): Porcupine hair roaches are a traditional male headdress of a number of Native American tribes in what is now New England, the Great Lakes and Missouri River regions, including the Potawatomi who lived where Chicago now stands. Porcupine: Porcupines are rodentian mammals with a coat of sharp spines, or quills, that protect against predators.
sharp spines