Leopard geckos cannot reproduce asexually — unlike a small number of other gecko species, they always require a male for fertile eggs
Some unrelated gecko species are capable of parthenogenesis (development without fertilisation), but leopard geckos are not among them; an unmated female's eggs will always be infertile slugs.
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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.