A groundbreaking study by the University of Arizona has revealed fascinating insights into the evolution of colour vision and signalling in animals. Published in Biological Reviews, the research ...

The images below each show a scene as viewed by a human. Drag the slider to the left to see how an animal would see the same scene. Whereas human eyes contain three types of colour-detecting cells, ...

Chameleons change color in life and in death. Watch this extraordinary phenomenon as a female chameleon changes colors just ...

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Uluru, a World Heritage site in northern Australia, is renowned for its color-changing ability due to its sandstone ...

Colour: it is a method of finding a mate ... But the Mandarin fish is one of just two species in the animal kingdom where blue colouration is known to be caused in this way. The other one is a closely ...