Concept:A bird of prey, also called a raptor, is a carnivorous bird that hunts and feeds on animals.Explanation:Pigeon, duck, and peacock are non‑predatory birds that mainly eat grains, plants, or small insects.Eagle is a strong hunter with sharp talons and a hooked beak, making it a classic bird of prey.Therefore, only the eagle fits the category among the given options.Answer:Option 3 (Eagle)