Science
How heavy metals give spiders and other tiny animals their powerful bite – National Geographic
Elements such as zinc and copper mix with natural proteins to make durable stingers, claws, and jaws, a new study says.
To latch onto a deer, ticks must first pierce a thick, furry hide. Leaf-cutter ants easily gnaw through tough tropical leaves. And scorpions use their tails to inject venom into prey several times larger than themselves.
Such marvels have long intrigued…
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