Sea Monsters: Protostega Video -- National Geographic

Sea Monsters: Protostega Video The great grandfather of the modern sea turtle—back after 82 million years.Video Sections

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Films >> Sea Monsters
- Sea Monsters 1 - A long-necked monster, a squid killer, and a bird with a beak full of deadly teeth: back after 82 million years.
- Sea Monsters 2 - A voracious shark, a turtle ancestor as big as a car, and a reptile that swam like a snake: back after 82 million years.
- Sea Monsters 3 - A fearsome predator of ancient reptiles, a fish that weighed more than a ton, and a monster reptile as long as a school bus: back after 82 million years.
- Sea Monsters: Cretoxyrhina - A predator, and a scavenger, that swam in the seas over what is now Western North America—back after 82 million years.
- Sea Monsters: Dolichorhynchops - A fast swimmer, slightly larger than a modern dolphin, it ate fish, and squid, in the inland sea of modern-day North America—back after 82 million years.
- Sea Monsters: Henodus - A reptile that looked like a turtle, but wasn't—back after 82 million years.
- Sea Monsters: Hesperornis - A sea bird with sharp teeth hidden inside its beak. It couldn't fly, but it swam, well enough, to catch fish—back after 82 million years.
- Sea Monsters: Platecarpus - A fierce predator that likely preferred shallow waters where prey was abundant—back after 82 million years.
- Sea Monsters: Protostega - The great grandfather of the modern sea turtle—back after 82 million years.
- Sea Monsters: Styxosaur - A marine reptile whose massive neck made up for nearly half its body length—back after 82 million years.
- Sea Monsters: Tusoteuthis - A fearsome predator of ancient reptiles—back after 82 million years.
- Sea Monsters: Tylosaur - A monster reptile as long as a school bus—back after 82 million years.
- Sea Monsters: Xiphactinus - A fish that weighed more than a ton—back after 82 million years.
Ancient Mysteries - Mysteries of Ancient Temples
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