Zergatik dago ozeanoetan mugimendua? Marrazki bizidun bideo interesgarri bat, ikasleentzako aproposa. TEDen formatotik apur bat ihesian, marrazkiek bizitasuna eskaintzen diote errelatoari.
New videography techniques have opened up the oceans' microscopic ecosystem, revealing it to be both mesmerizingly beautiful and astoundingly complex. Explore this hidden world that underpins our own food chain -- in the first-ever TEDTalk given by a fish ...