Organism

Minnow

TL;DR

Minnows release 'Schreckstoff' (German for 'fear substance') from damaged skin, warning schoolmates to scatter.

Fish

Minnows release 'Schreckstoff' (German for 'fear substance') from damaged skin, warning schoolmates to scatter. This alarm pheromone demonstrates how chemical signals can coordinate rapid escape responses across a group without any visual or acoustic communication.

Notable Traits of Minnow

  • Schreckstoff alarm substance
  • Damage-released warning signal

Related Mechanisms for Minnow

Pheromone Signaling Chemical Signaling

Tags

alarm-signalingfishpredator-avoidance

The Biology of Business

Sign up to be notified when the book is available to order.

Notify Me