Conjuring images of sunsets and autumn, fruit and fire, the colour orange is associated with both gentle warmth and lively zest. Meet 10 animals, plants and fungi using orange to their advantage.

Our world is one of green forests, blue skies and glowing orange sunsets ... the real world We think of colour as being a fundamental property of objects in life: green trees, blue sky ...

Chloe Chan Lok-yi, 16, Tak Nga Secondary School: Orange would be my choice ... This bold statement colour would help me to stand out, making me come across as confident, powerful and strong.