Leopard geckos continuously replace their teeth throughout life
They are polyphyodont, meaning old teeth are shed and replaced on a rolling basis rather than growing in once like mammal teeth. This is one reason minor tooth loss from feeder bites is rarely a long-term problem.
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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.