The beetle with a reload button

Bombardier beetle spray

This beetle does not fire one long stream. It fires defensive spray in pulses. 🪲

Bombardier beetle spray

Inside, chemicals meet in a reaction chamber. That creates pressure for the defensive spray.

Bombardier beetle spray

A flexible membrane closes the passage during the shot. After spray leaves, pressure falls and it reopens.

Bombardier beetle spray

So the spray comes out as repeatable bursts, not a nonstop blast. Nature really built a pressure-powered reload. Species can vary. 🔁

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