Ключевые слова: america, animal, aposematic, background, bristle, brown, claw, closeup, dangerous, defense, erethizontidae, fauna, herbivore, isolated, large, mammal, nature, needle, needles, one, porcupine, prickle, prickly, quill, quillpig, quills, rodent, rodentia, snout, spicked, spiked, spiky, spine, spines, spiny, sprickle, studio, studioshot, thinker, thornpig, usa, white, wildlife,