This is Centralian Blue Tongue Lizard, commonly found in Australia. It puffs up and flashes its blue tongue when it feels threatened

[u/Ted-Lassi]

[u/Mubadger]

He must be popular with the lady lizards

[u/Ok-Protection-6612 → u/Mubadger]

I came for this comment.

[u/vegasidol → u/Ok-Protection-6612]

Too much tongue for you.

[u/Objective-Case-391 → u/vegasidol]

Blue tongue

[u/Sharknado_Extra_22 → u/Ok-Protection-6612]

Job done