Black Swordtail is a striking fish with a deep, jet-black body, offering a bold contrast to other brightly colored tank mates. Specifications: Scientific Name: Xiphophorus hellerii Origin: Central America Maximum Size: Up to 6 inches (15 cm) Tank Requirements: Minimum 20 gallons; requires clean, well-aerated water Diet: Omnivorous; eats algae, flakes, and small protein-based foods Temperament: Peaceful; does well in…