Examlex
Evaluate -(-x) for the given value of x.
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Sharks
Sharks are a group of elasmobranch fish characterized by their cartilaginous skeletons, five to seven gill slits on the sides of the head, and pectoral fins that are not fused to the head.
Parasitic Ticks
Arachnids that feed on the blood of mammals, birds, and sometimes reptiles and amphibians, often transmitting diseases in the process.
Lion and Zebra
represents predator-prey relationships in ecosystems, illustrating the ecological dynamics between carnivores and herbivores.
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