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These animals are covered with a protective outer shell so are names crustacean, meaning 'hard-shelled'. Crustaceans belong to the group of animals called arthropods, meaning 'joint-legged'.
Resource type: PosterLast updated: 06.06.2019
Why do dead fish float? how do fish that live on the bottom stay there and not float to the surface? How do fish move around in the water? These are all serious questions about fish survival and the ancient science of physics.
Resource type: PosterLast updated: 06.06.2019
The name cnidarians comes from the greek word 'cnidos', meaning stinging nettle. A key feature of these animals is the presence of 'nematocysts' or stinging cells, found mainly in the tentacles.
Resource type: PosterLast updated: 06.06.2019
In the ocean, as on land, communication happens between individuals and between species.
Resource type: PosterLast updated: 06.06.2019
With the existence of many predators in the environment, aquatic animals have developed an amazing variety of defence mechanisms.
Resource type: PosterLast updated: 06.06.2019
Christmas Island is 2,650 kilometres north-west of Perth, Western Australia and is part of the Indian Ocean Territories (IOTs).
Resource type: PosterLast updated: 06.06.2019
Estuaries are an essential part of Western Australia's coastal environment. The sheltered waters, abundance of food and lack of large predatory fish provide a key habitat for many fish species, for either some or all of their lifecycle.
Resource type: PosterLast updated: 06.06.2019
There are approximately 500 shark species worldwide and more than 100 of these are found in Western Australian waters.
Resource type: PosterLast updated: 06.06.2019
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