Observe a ribbon worm slithering across the rocky seabed, hunting for prey in the icy depths of the White Sea. Macro encounter in its natural habitat, Arctic ocean.

Earth | Nature | Ocean on Instagram: "A ribbon worm’s hunting strategy is often described as a “secret attack” due to its unusual method of capturing prey. Using a retractable, tube-like organ known as a proboscis, the worm can swiftly strike without warning. In some species, this proboscis is tipped with a harpoon-like stylet capable of piercing its target and injecting paralyzing toxins along with digestive enzymes. This combination allows the ribbon worm to immobilize its prey while beginning