A heating thermostat's probe should sit on the warm-side floor, not on the heat source itself
Placing the probe where the gecko actually rests gives an accurate reading of the temperature it experiences, rather than the temperature at the heat source, which can run much hotter.
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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.