Research finds why blue-tongue lizards have a blue-tongue

Updated January 30 2019 - 5:31am, first published June 11 2018 - 6:00pm

IT MIGHT sound like the start of a joke to ask why blue-tongue lizards have a blue tongue. But it is a question asked – and answered – by Macquarie University scientists who wanted to know why blue-tongue lizards had a tongue unlike the pink one of most other lizards.

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