One of these is its ability of camouflage to hide from predators. During its three-year life, this cuttlefish can grow up to 1.5m (5ft) in length. long, the largest species can grow up to 20 in. ... (3 inches)—to the giant cuttlefish, which can grow up to 52 centimeters (20 inches). BY Hannah Keyser. long! The Australian Giant Cuttlefish is the largest cuttlefish species. It grows up to half a meter is with its weight exceeding 10 Kg. 2. The giant cuttlefish is endemic to the coastal waters of southern Australia, found within the water of Moreton Bay on … Like all cuttlefish, it can change its colour instantly. The Australian Giant Cuttlefish has many adaptations that help it survive. It, therefore, has the ability to see long before it hatches out of its egg. Australian giant cuttlefish gather in huge numbers to breed. Fun Facts about the Cuttlefish! Interesting Facts About the Cuttlefish Cuttlefish are believed to be very intelligent creatures. There are about 100 cuttlefish species in the world, and the largest of these is the Australian giant cuttlefish. A cuttlefish has around 20,000 pigment cells per square centimetre of skin (133,000 per square inch). It is an expert at camouflage and colour change. There are many species of cuttlefish, and they range drastically in size. Facts about Cuttlefish 9: research activities. While the average cuttlefish is 6 – 10 in. Chromatophores (pigments in the skin), papillae (which add texture) and leucophores are used in conjunction with each other in order to create extremely elaborate effects. The Australian Giant Cuttlefish is the largest in size among other species of the organism. Cuttlefish is not only used as a food, but as a research subject. The scientists are interested to know the ways to imitate how cuttlefish changes their color. From having three hearts to being able to rapidly change color, these creatures are a great example of some fascinating biological concepts. The giant Australian cuttlefish can camouflage itself, able to change its skin’s color to mimick its environment thereby confusing its predators. The cuttlebone is filled with air so that cuttlefish can float in the water. The giant culltefish is the largest cuttlefish of them all and can grow to one meter in length (including tentacles) and weighs 10 kilos. Cuttlefish or cuttles are marine molluscs of the order Sepiida.They belong to the class Cephalopoda, which also includes squid, octopuses, and nautiluses.Cuttlefish have a unique internal shell, the cuttlebone, which is used for control of buoyancy.. Cuttlefish have large, W-shaped pupils, eight arms, and two tentacles furnished with denticulated suckers, with which they secure their prey. 10 Colorful Facts About Cuttlefish. These animals have been around for about 500 million years—even before the dinosaurs. Cuttlefish are weird and wonderful animals that are truly interesting to observe. Using cells known as chromatophores, it . 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