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Stygiomedusa gigantea is one of the largest invertebrate predators known in the ocean, yet little is understood about its ecology ...

Cold oceans breed giant animals. But why does this phenomenon occur? If I have used any clips that belongs to you but have ...

In this video, we take a deep dive into the world of jellyfish, focusing on the largest jellyfish species on Earth, including the gigantic ...

Today, Cash and his friends must build an UNDERWATER security base to protect themselves from a GIANT JELLYFISH!

View full lesson: http://ed.ted.com/lessons/how-does-a-jellyfish-sting-neosha-s-kashef You're swimming in the ocean when ...

When inspecting deep water moorings for fish farming in a Norwegian fjord, we encountered a meeting with the alien of the deep, ...

As it floats on the surface of the ocean, the Man O' War looks beautiful and harmless but packs a killer sting with its deadly ...