Scientific name: Acanthaster planci & mauritiensis
The crown of thorns starfish is a kind of sea star. It has spiky arms that look like a crown. It lives on coral reefs, where it eats the coral. This can cause a lot of damage to reefs when many starfish appear. You can find it in warm seas, especially around the Pacific and Indian Oceans.
A crucifix is a cross with an image of Jesus crucified on it.
You crush something when you put so much pressure on it that it changes shape or breaks.
Some things that are often crushed are garlic cloves, old cars and soda cans.
The car in the picture has been crushed by a falling art exhibition.



















