Aristotle was a man who lived long ago who is called by some people 'the greatest thinker of all time'. He had a lot of ideas and collected knowledge which he wrote down in books. His work has influenced a lot of what we think and believe in the world today.

A large sea animal. The crown-of-thorns starfish is one of the largest sea stars in the world. It feeds on coral, and got it's name from the thorny spines (spikes) that cover it.

A type of animal which feeds on plants (e.g. grasses or algae).

A system that works/is moved by a fluid.

A large, brown, seaweed that lives in cold water and provides a habitat for many other sea creatures.

Kina, or sea urchins, are a small sea creature the lives in shallow water. They have a round shell which is covered in sharp needle-like spines. Kina are eaten by crayfish, as well as humans, and they like to eat seaweed or kelp.

An animal that lives in the ocean. Sea cucumbers are a type of echinoderm (like sea urchins and starfish) because they have bumpy skin. They have long, soft bodies and can be black, brown, blue, green, or red. They have tube feet which they use to move around, and feed on tiny particles they find ont he ocean floor.

Sea stars are animals that live in all the world's oceans. They are also known as starfish - even though they are not fish! Fish have a backbone, but sea stars don't. Sea stars can be brown, red, orange, pink, or other colors, and they have five arms, which makes them look like a star.

Sea urchins (aslo known as sea eggs) are an animal that lives on the sea floor that looks just liked a rolled up hedgehog! They have 5 sections to their bodies, and are closely related to starfish. Kina are a type of sea urchin that live in New Zealand.

Large algae that grow in the sea or on rocks on the sea shore. Seaweed can be red, brown, or green, and you will often find it washed up on the sea shore.

A part of human or animal bodies that connects muscle to bone. E.g. the achilles tendon at the back of your ankle. This connective tissue is white and 'fibrous' (made up of many little strings or fibres)

Like a tube. Long, round, and hollow.