Description Description:Domestic sheep are domesticated animals raised primarily for their wool and meat. They are grazers of grass and berries, and known for their thick white, grey, or black wool. Description:Porcupines are the largest of all rodents,living in jungles of Africa, Europe, and Asia. They are coated with long poisonous spikes for defense. These spikes separate from the porcupine, painfully stick into the victim, and are difficult to remove. Porcupines are mostly grey and brown, but some are white in color.