Fascinating facts about dolphins | DW Documentary

DW Documentary · 0:47

10,551 views · 278 likes · Aug 12, 2026

Dolphins are among the smartest animals in the ocean, but their importance goes beyond intelligence.

As top predators, they help keep marine ecosystems balanced. Dolphins are also key indicators of ocean and river health. Because they are highly sensitive to environmental changes, declining populations can be an early sign of pollution, overfishing, or habitat loss.

#documentary #dwdocumentary …

Dolphins are among the smartest animals in the ocean, but their importance goes beyond intelligence.

As top predators, they help keep marine ecosystems balanced. Dolphins are also key indicators of ocean and river health. Because they are highly sensitive to environmental changes, declining populations can be an early sign of pollution, overfishing, or habitat loss.

#documentary #dwdocumentary …

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