Martens, wolverines, pythons, eagles, great horned owls, fisher cats and wolves.
Fisher / Fox
A porcupine has quills to defend themselves against harm's way (defend them from predators).
Its spikes, called quills ; this defensive adaptation protects the docile porcupine from predators.
their quills so they can defend themselves from predators.
Porcupines have quills which look like needles on their backs. These protect the porcupine against predators and come contain a poison.
Their bristly spikes make them really hard to get to.
Sounds like a porcupine.
Yes, porcupines have natural predators such as cougars, bobcats, wolves, and fishers. These predators have developed strategies to avoid the porcupine's quills and successfully hunt them.
Predators such as cougars, fishers, and great horned owls are known to eat porcupines. These animals have developed strategies to avoid the porcupine's quills and are able to prey on them successfully.
Its spikes, called quills ; this defensive adaptation protects the docile porcupine from predators.
I think it serves as they're protection against predators.
Due to the large quills that protrude from a porcupine's back there are very few predators that are willing to attack them. Some animals, however, have worked out that the stomach of the porcupine has no quills and there work at flipping them on their back to eat them. These animals are Fishers, bobcats and cougars.