By Macquarie University

A new study by researchers at Macquarie University has shed light on why blue tongue lizards have such an outrageously coloured tongue, given that the vast majority of lizards have a regular pink tongue.

The study, just published in the journal Behavioral Ecology and Sociobiology, found that the colour is not accidental, and likely evolved as a protection against predators. Continue reading Why so blue? New research sheds light on why our iconic blue-tongue lizards have such colourful tongues →