Environmental Sciences, asked by leenarato, 9 months ago

fish gives alarm by

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Answered by priyaparakh7060

1

Answer:

Alarm signals need not be communicated only by auditory means. For example, many animals may use chemosensory alarm signals, communicated by chemicals known as pheromones. Minnows and catfish release alarm pheromones (Schreckstoff) when injured, which cause nearby fish to hide in dense schools near the bottom.

Answered by sumedha86

1

Answer:

they use chemicals known as pheromones...

maybe it's your ans

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