How long are Blue Sea Dragons?

Blue Sea Dragons, also known as Glaucus atlanticus, typically measure around 2 to 3 inches (5 to 8 centimeters) in length. Their small size, combined with their striking blue coloration and unique shape, makes them fascinating creatures of the ocean. Despite their diminutive size, they are known for their ability to consume and store the stinging cells of the prey they eat, such as jellyfish.