Migración: reproducción

The video explains the life cycle of Pacific salmon, focusing on their migration journey from the coast of North America to their birthplace in Alaska. It highlights their incredible sense of smell, the challenges they face during migration, such as adapting to freshwater and avoiding predators, and their ultimate goal of reaching their spawning grounds to reproduce before dying.

What unique ability helps Pacific salmon find their way back to their birthplace?

• The ability to see underwater

• A magnetic field detection

• An amazing sense of smell

• A strong sense of direction

What must Pacific salmon do to survive in freshwater during their migration?

• Swim faster

• Adapt their bodies

• Eat more food

• Change their color

What natural event helps salmon continue their journey when rivers become deeper?

• A storm

• A drought

• An earthquake

• A landslide

What is a major threat to salmon as they navigate waterfalls?

• Hungry bears

• Sharp rocks

• Strong currents

• Cold temperatures

What happens to Pacific salmon after they lay their eggs?

• They die

• They continue to live in freshwater

• They migrate to another river

• They return to the ocean