Gecko fact
Superworms have strong mandibles that can bite a gecko if left loose in the enclosure overnight
Important
Quick answer: Uneaten superworms should be removed rather than left in with the gecko.
Uneaten superworms should be removed rather than left in with the gecko. This risk is highest with weak, sick, or very young geckos that may not eat the worm promptly.
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Related facts
Leopard geckos are crepuscular, not nocturnal
Most active at dawn and dusk when temperatures in their native Pakistan and Afghanistan are ideal.
The tail stores fat reserves, not water
A widespread misconception is that the tail acts like a camel's hump storing water.
Dropped tails grow back, but never look the same
Autotomy — voluntary tail shedding — is a defence mechanism.
Leopard geckos cannot climb glass — they have claws, not sticky lamellae
Unlike most gecko species which use van der Waals forces to climb smooth surfaces, leopard geckos have conventional claws.
Leopard geckos can blink — most gecko species cannot
The moveable eyelid is unusual among geckos.
You can see through a leopard gecko's head via the ear canals
Hold your gecko up to a light source and look through one ear opening — you can see light through the other side.