BUCKET LIST OCEANS: See a wild lionfish ✔️ Lionfish (Pterois) If attacked, a lionfish delivers a potent venom via its needle-like dorsal fins. Its sting is extremely painful to humans and can cause nausea and breathing difficulties, but is rarely fatal.
Sea anemones are a group of water-dwelling, predatory animals of the order Actiniaria; they are named after the anemone, a terrestrial flower. Sea anemones are classified in the phylum Cnidaria, class Anthozoa, subclass Zoantharia. Anthozoa often have large polyps that allow for digestion of larger prey and also lack a medusa stage. As cnidarians, sea anemones are related to corals, jellyfish, tube-dwelling anemones, and Hydra.