Many lizards can break off their tails when they’re in danger. Many spiders can do the same to their legs. This is called autotomy. The body parts have in-built lines of weakness that can easily tear, ...

Faced with a predator, some animals choose to fight. Others flee. A select few fracture themselves into pieces. Certain scorpions, like many lizards, are capable of breaking off part of their tail ...

A scorpion on the defensive might break off its tail in order to escape -- sacrificing its stinger and even its anus as a result. The stump heals quickly, but the discarded bits never grow back, ...