Dive beneath the waves to decode the secret lives of whales and dolphins.
Explore how whales, dolphins, porpoises, and belugas hunt, migrate, communicate, and raise their young in oceans and rivers around the world. From deep diving sperm whales to bottlenose dolphins using teamwork and sonar, this film reveals the adaptations behind their mystery and appeal. Sign up to see marine mammals with new understanding and urgency.
- New shows weeklyFresh documentaries land every week.
- Exclusive originalsAward-winning films you can’t stream anywhere else.
- Watch anywherePhone, tablet, web and TV — pick up where you left off.
- No commitmentNo contract. Cancel in a click.
Frequently asked questions
Thousands of the world's best documentaries and factual programming — nature, history, science, technology, and biography — including exclusive Curiosity Originals like Marine Mammals - Born to Swim. Stream it all ad-free, anytime.
Marine Mammals - Born to Swim streams with every plan.
Watch on the web, iOS and Android, Roku, Apple TV, Amazon Fire TV, Chromecast, Android TV, and most smart TVs. Start on one device and pick up right where you left off on another.
Curiosity Stream is our streaming service — thousands of documentaries and originals. The Smart Bundle is Curiosity Stream plus four other independent streaming services (Tastemade, Kidstream, Curiosity University, and SOMM TV) on a single subscription.