Salmon’s Epic Magnetic Migration

Title: Migrating Giants — The Secret Life of Salmon Narration Text: Every year,

millions of salmon undertake one of nature’s most extreme journeys. Born in freshwater

rivers, they migrate to the ocean, where they grow for years before

returning to the exact river of their birth to spawn. Scientists discovered that salmon use

Earth’s magnetic field like a natural GPS, memorizing its “magnetic signature” as juveniles.

When it’s time to return, they follow this invisible map across thousands of kilometers.

Along the way, they leap waterfalls, dodge predators, and even stop eating to conserve energy.

This migration is so precise that entire ecosystems depend on it — from bears and eagles