Add some excitement to your aquarium with the Betts - Air Action Crocodile! This aquatic ornament will have your fish tank looking great and creating a unique aqua scape. The best part? The mouth can open and close automatically, adding a realistic touch to your underwater world. To operate, simply power it with an air pump (Sold Separately). Not using an air pump? No problem! It can also be used as a static ornament. Give your fish a fun new friend with the Betts - Air Action Crocodile.