Deep ocean mysteries and wonders - David Gallo

source: TED-Ed     2012年3月12日
View full lesson: http://ed.ted.com/lessons/deep-ocean-...
In the deepest, darkest parts of the oceans are ecosystems with more diversity than a tropical rainforest. Taking us on a voyage into the ocean -- from the deepest trenches to the remains of the Titanic -- marine biologist David Gallo explores the wonder and beauty of marine life.
Lesson by David Gallo, animation by TED-Ed.