Scorpions go terminator mode and reinforce their weapons with metal
via arstechnica.com
Short excerpt below. Read at the original source.
Scorpions are armed with dual front pincers (technically known as chelae or pedipalp appendages) and a venom-injecting telson, or stinger, on the posterior of their tail. These things look dangerous enough on their own, but a chemical examination showed they contain metals like zinc, manganese, and iron. “That the metals are there has been known […]