bush-tailed porcupine strides confidently, its sharp quills elevated in defense, showcasing its unique adaptation

porcupine walking raised quills spiky rodent wildlife animal nature white background behavior mammal nocturnal defense mechanism quill unique habitat adorable furry texture wild creature kingdom side view small forest natural cute anatomy portly lover enthusiasts biome ecology movement family terrestrial gradual stroll serene walk critter playful demeanor instincts prickly exterior ai generated