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Frilled lizard

Chlamydosaurus kingii

Conservation status IUCN: Least concern· LC
Frilled lizard (Chlamydosaurus kingii)
Photograph from Wikimedia Commons · Wikipedia article (it)

Where the name comes from

Chlamydosaurus is “lizard with a cloak”, from the chlamys, the short mantle the Greeks pinned at the shoulder. Kingii recalls Phillip Parker King, the captain who surveyed the Australian coasts aboard the Mermaid. The frill is a flap of skin held out by cartilages connected to the jawbone: it opens only when the animal gapes.

Facts

Group
Reptiles · Reptilia
Order
Squamates
Habitat
Dry eucalypt forest, wooded savannah
Range
Northern Australia and southern New Guinea
Size
70–90 cm including the tail, 0.5–1 kg
Diet
Insects, spiders, small vertebrates
Lifespan
20 years

Characteristics

  • 01

    It spends most of its time flattened and vertical against a trunk.

  • 02

    Threatened, it opens the frill, hisses and runs off on two legs.

  • 03

    The open frill reaches thirty centimetres across.

What sets it apart

It is all bluff, and a perfectly built one. The frill has no spines and no venom and does nothing except make the animal look suddenly four times larger, coloured and loud; if the predator keeps coming, the lizard folds the cloak away and runs off upright on its hind legs with the forelimbs raised. Australians made a symbol of it: it appeared on the two-cent coin until 1991.

Next species

Common flying dragon

Draco volans