the leopard will attack whatever it is that makes it feel threatened unless the thing that is threatening it is a whole lot bigger than the leopard
by attacking its enemy
if it is getting attacked it will usually bite or injur the animal
There are two ways of defence that I know of, one is that they have the ability to drop their tail so that the tail distracts the predator, so hopefully the leopard gecko can scurry away. The second is biting.
A leopard can kill a cheetah but the leopard will have injuries.But a King Ceetah will kill a leopard to defend it's territory
Leopard geckos don't really defend themselves. However, they can drop their tails when grabbed by the tail. variation on stop,drop,and roll. they drop,roll,nd run
A flower may have thorns such as a rose does enabling it to passively defend itself .
it poos
a sea star defend itself by hiding under rocks year around
it hops
it poos
how dose a boobook owl defend itself
Another big carnivore ready to pick a fight could eat a leopard. Lions, hyenas, crocodiles. However, given that there are a lot less leopards than "normal" prey animals, there'd have to be special circumstances before a predator decided to go for a rare meal that could also defend itself.