Leopard geckos can produce audible squeaks or chirps, usually when startled or handled roughly
These vocalisations are a stress or alarm signal rather than a form of everyday communication, and are much less common than the visual signals like tail waving or posture changes geckos use more often.
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Most active at dawn and dusk when temperatures in their native Pakistan and Afghanistan are ideal.
A widespread misconception is that the tail acts like a camel's hump storing water.
Autotomy — voluntary tail shedding — is a defence mechanism.
Unlike most gecko species which use van der Waals forces to climb smooth surfaces, leopard geckos have conventional claws.
The moveable eyelid is unusual among geckos.
Hold your gecko up to a light source and look through one ear opening — you can see light through the other side.