Animals can detect prey/predators by sensing water pressure changes from their movement. Some water-based animals can detect electric impulses from muscles of

Animals can detect prey/predators by sensing water pressure changes from their movement. Some water-based animals can detect electric impulses from muscles of their prey/predators. Here's some introductory text about shark senses: https://www.sharktrust.org/shark-senses https://www.sharktrust.org/shark-senses