Porcupine Puffer for sale, comical and cute porcupine puffer fish for sale is also known as the Porcupine fish or Porcupine Pufferfish for sale. These guys has spines which cover most of its body, which may vary from light tan to brown and grey, often featuring some darker spots. Talk about a beak! Porcupine Pufferfish teeth are actually growing out of their bone structure, like a beak. The Porcupine Puffer does not have any pelvic fins, therefore they use the pectoral fins to swim.