Uploaded April 2026 | Updated September 2026, 3 weeks ago
Sir David Attenborough tells the story of the discovery in Argentina of the largest animal to ever walk the earth, a new species of the plant-eating titanosaur.
#documentary #freedocumentary #history #dinosaur #dinosaurs #dinosaurus #attenborough
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00:00 The Discovery of a Giant Dinosaur
02:20 How a Shepherd Found the First Bone
03:10 What Is a Titanosaur?
04:07 Comparing the Largest Dinosaurs Ever Found
05:36 Excavating One of the Century's Biggest Fossil Finds
07:20 Why This Discovery Could Change Dinosaur Science
08:08 Protecting Fossils Before They Are Lost
09:19 Investigating the Dinosaur's Skeleton
10:52 What the Vertebrae Reveal About the Dinosaur
11:19 How Scientists Calculated Its Weight
12:39 Could This Be the Largest Animal Ever to Walk the Earth?
13:21 The World's Largest Dinosaur Nesting Ground
14:09 How Titanosaurs Laid Their Eggs
16:05 The Discovery of Baby Dinosaur Skin
17:29 What Dinosaur Embryos Looked Like
18:49 How Baby Titanosaurs Survived
19:32 How Fast Did Titanosaurs Grow?
20:03 Building a Full-Size Dinosaur Skeleton
21:30 Using 3D Scanning to Reconstruct a Giant
22:07 How Could Such a Massive Dinosaur Walk?
23:00 What Elephants Reveal About Titanosaurs
24:48 The Tail Muscles That Powered Movement
27:14 How Big Was the Dinosaur's Heart?
29:38 Building the World's Largest Dinosaur Model
30:37 Dating the Fossils to 101 Million Years Ago
31:39 What Scientists Learned from the Bones
32:28 What Dinosaur Teeth Reveal About Diet
34:04 The Ancient Forests of Patagonia
35:15 Why Titanosaurs Needed Long Necks
36:17 How Much Food Did a Giant Dinosaur Eat?
37:44 Assembling the Record-Breaking Skeleton
38:21 How the Skeleton Solved New Mysteries
40:29 Evidence of a New Dinosaur Species
41:14 How Titanosaurs Breathed Efficiently
44:05 Giant Predators of Patagonia
45:45 Did Tyrannotitan Hunt Titanosaurs?
46:37 What Killed the Giant Dinosaur?
47:49 Why Multiple Titanosaurs Died Here
49:39 The Mystery of Repeated Nesting Grounds
50:40 The Search for the Missing Skull
52:19 Reconstructing the Dinosaur's Head
53:02 Revealing the Largest Dinosaur Ever Found
55:08 Is This the Biggest Dinosaur in History?
56:23 The Legacy of a Scientific Discovery
Attenborough and the Giant Dinosaur | TVO Docs
Sir David Attenborough tells the story of the discovery in Argentina of the largest animal to ever walk the earth, a new species of the plant-eating titanosaur.
#documentary #freedocumentary #history #dinosaur #dinosaurs #dinosaurus #attenborough
Donate to TVO: tvo.org/donate
Follow on Instagram: instagram.com/tvodocs
Follow on X: https://x.com/TVOdocs
Discover more ways to access TVO Docs:
tvo.org/series-docs
Subscribe to TVO Media Education Group newsletters:
tvo.org/newsletters
Get the TVO Today app:
App Store: apps.apple.com/ca/app/tvo-today/id1616182112
Google Play: play.google.com/store/apps/details?id=org.tvo.tvomediaapp&hl=en_CA&gl=US
About TVO Docs:
TVO exists to ignite the potential in everyone through the power of learning. Our thought-provoking TVO documentaries enable you to explore social, political and current affairs through a diverse range of storytelling perspectives. New docs are added all the time, so be sure to subscribe to our channel for regular updates.
00:00 The Discovery of a Giant Dinosaur
02:20 How a Shepherd Found the First Bone
03:10 What Is a Titanosaur?
04:07 Comparing the Largest Dinosaurs Ever Found
05:36 Excavating One of the Century's Biggest Fossil Finds
07:20 Why This Discovery Could Change Dinosaur Science
08:08 Protecting Fossils Before They Are Lost
09:19 Investigating the Dinosaur's Skeleton
10:52 What the Vertebrae Reveal About the Dinosaur
11:19 How Scientists Calculated Its Weight
12:39 Could This Be the Largest Animal Ever to Walk the Earth?
13:21 The World's Largest Dinosaur Nesting Ground
14:09 How Titanosaurs Laid Their Eggs
16:05 The Discovery of Baby Dinosaur Skin
17:29 What Dinosaur Embryos Looked Like
18:49 How Baby Titanosaurs Survived
19:32 How Fast Did Titanosaurs Grow?
20:03 Building a Full-Size Dinosaur Skeleton
21:30 Using 3D Scanning to Reconstruct a Giant
22:07 How Could Such a Massive Dinosaur Walk?
23:00 What Elephants Reveal About Titanosaurs
24:48 The Tail Muscles That Powered Movement
27:14 How Big Was the Dinosaur's Heart?
29:38 Building the World's Largest Dinosaur Model
30:37 Dating the Fossils to 101 Million Years Ago
31:39 What Scientists Learned from the Bones
32:28 What Dinosaur Teeth Reveal About Diet
34:04 The Ancient Forests of Patagonia
35:15 Why Titanosaurs Needed Long Necks
36:17 How Much Food Did a Giant Dinosaur Eat?
37:44 Assembling the Record-Breaking Skeleton
38:21 How the Skeleton Solved New Mysteries
40:29 Evidence of a New Dinosaur Species
41:14 How Titanosaurs Breathed Efficiently
44:05 Giant Predators of Patagonia
45:45 Did Tyrannotitan Hunt Titanosaurs?
46:37 What Killed the Giant Dinosaur?
47:49 Why Multiple Titanosaurs Died Here
49:39 The Mystery of Repeated Nesting Grounds
50:40 The Search for the Missing Skull
52:19 Reconstructing the Dinosaur's Head
53:02 Revealing the Largest Dinosaur Ever Found
55:08 Is This the Biggest Dinosaur in History?
56:23 The Legacy of a Scientific Discovery
Attenborough and the Giant Dinosaur | TVO Docs
