The Cretaceous-Palaeogene Mass Extinction: What Do We Really Know?

57:12
Permian-Triassic Mayhem: Earth's Largest Mass Extinction

58:06
Alberta: Land of Dinosaurs and Other Palaeontological Wonders

13:32
Top 10 Incredible Gemstones From Outer Space

38:08
How Did Birds Get Their Wings? Feathered Ornithomimids from Alberta and the Origin of Wings

33:51
The Day the Mesozoic Died: The Asteroid That Killed the Dinosaurs — HHMI BioInteractive Video

43:39
Die erstaunliche Welt der Springschwänze | ARTE Family

21:58
Why Nudibranchs Are Impressively Good at Existing

1:06:42