This title investigates the ever-popular subject of Australia's seashells and other marine molluscs, including squid, cuttlefish, octopus and ridiculously colourful nudibranchs. Fact panels cover interesting aspects of the subject, including what these critters eat, where they live, how they reproduce, and why certain species pack a very poisonous punch, with some of the strongest toxins known in the animal kingdom. Meanwhile, identification spreads cover all the key species and families which occur around Australia, including the likes of cowries, cone shells, murex shells, giant cuttlefish, pyjama squid and blue-ringed octopus.