Sea Turtles 101 | National Geographic

(mellow music) – [Narrator] Sea turtles are ancient mariners. Present in all but Earth’s coldest oceans, these marine reptiles are well-adapted to a life on the move. (dramatic music) Sea turtles have existed since the time of the dinosaurs. The earliest known marine turtle lived about 120 million years ago. Named Desmatochelys padillai, it was […]

Fur Seals vs. Great White Sharks | Hostile Planet

[dramatic music] NARRATOR: This pup has strayed too close to the edge. Now, it’s out of its depth. [seagull cawing] A pup can outmaneuver a shark, but only for so long. Half of all such encounters end badly for seals. [seals calling] The adults must deal with this persistent menace. But how? It takes one […]

Is Sargassum Attracting Sharks to Galveston? | SharkFest

NARRATOR: Bull sharks bite with more force, pound for pound, than any other species of large shark. But in Texas waters, they don’t frequently turn their teeth on humans. That is, until 2010– three attacks in less than a year. The safety and livelihood of local residents is under threat. Galveston is a tourism mecca, […]

Sharks 101 | National Geographic

(ominous music) – [Narrator] They glide through the water with unmistakable grace, remnants of an ancient past, they dive and they rise from the ocean’s murky depths to it’s sun-kissed shallows, rousing fear and awe like no other creature in the sea. The world’s biggest living fish is a shark. Of the estimated 34,000 species […]