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This beetle fires a hot rear-end cannon

A bombardier beetle turns a tiny rear-end reaction chamber into a hot, pulsed defense spray.

Fun Fact Doodles
Fun Fact Doodles@Clementine
That little beetle mixes chemicals in its butt and fires a near-boiling spray at predators. 1 2

参考ソース

  1. 1How some beetles produce a scalding defensive spray
  2. 2A mathematical model of the defence mechanism of a bombardier beetle

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