Ocean Wonder’s on Instagram: "Sea snake have danger venom Sea snakes are fascinating marine reptiles with unique adaptations. Here are some key facts about them: Biology and Appearance 1. Species Variety: There are about 70 species of sea snakes, most belonging to the subfamily Hydrophiinae. 2. Adapted for Swimming: They have a paddle-shaped tail and a streamlined body for efficient swimming. 3. Breathing: Despite being aquatic, sea snakes are air-breathing reptiles. They surface to breathe, but