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

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

Royal Tyrrell Museum of Palaeontology via YouTube Direct link

SECONDARY SEXUAL CHARACTERISTICS

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22 of 25

SECONDARY SEXUAL CHARACTERISTICS

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

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  1. 1 Intro
  2. 2 FIRST HALF OF 19th CENTURY
  3. 3 SECOND HALF OF 19 CENTURY
  4. 4 DISCOVERY OF FIRST FEATHERED DINOSAURS IN 1998
  5. 5 THE OLD LOOK OF VELOCIRAPTOR
  6. 6 EVIDENCE OF FEATHERS IN VELOCIRAPTOR
  7. 7 THE NEW LOOK OF VELOCIRAPTOR
  8. 8 VELOCIRAPTOR LOOKED LIKE AN ANGRY BIRD
  9. 9 PHYLOGENETIC DISTRIBUTION OF FEATHERS IN DINOSAURS
  10. 10 TYPES OF FEATHERS FOUND IN DINOSAURS
  11. 11 FUNCTION OF SHAFTED FEATHERS
  12. 12 HYPOTHESES FOR THE EVOLUTION OF WINGS AND FLIGHT
  13. 13 WHY DID WINGS FIRST EVOLVE?
  14. 14 GEOGRAPHIC OCCURRENCES OF DINOSAURS WITH FEATHER IMPRESSIONS (PRE-2012)
  15. 15 DISCOVERY OF THE FIRST FEATHERED DINOSAURS IN NORTH AMERICA
  16. 16 FIRST FEATHERED DINOSAURS FROM NORTH AMERICA
  17. 17 THREE FEATHERED ORNITHOMIMIDS
  18. 18 ARRANGEMENT OF COVERT FEATHERS ON THE WINGS OF MODERN BIRDS
  19. 19 CALAMUS IS A HOLLOW STRUCTURE
  20. 20 IS THERE EVIDENCE FOR THE PRESENCE OF SHAFTED FEATHERS IN JUVENILE ORNITHOMIMIDS?
  21. 21 AGE OF WING DEVELOPMENT
  22. 22 SECONDARY SEXUAL CHARACTERISTICS
  23. 23 WING FUNCTION IN ORNITHOMIMIDS
  24. 24 ORIGIN OF WINGS
  25. 25 CONCLUSIONS

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