Also known as Dumbo Betta, this variety is distinguished by its oversized pectoral fins, resembling elephant ears. These large fins add a dramatic flair to their appearance. Specifications: Scientific Name: Betta splendens Origin: Selective breeding Maximum Size: Up to 2.5 inches (6.4 cm) Tank Requirements: Minimum 5 gallons; avoid sharp decorations Diet: Carnivorous; prefers varied diet