Keynote Leavenworth Bird Festival 2012
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Keynote Leavenworth Bird Festival 2012

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Thanks to the people of Leavenworth who invited me to talk about crows...

Thanks to the people of Leavenworth who invited me to talk about crows
http://www.leavenworthspringbirdfest.com/

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  • Norse mythology Odin was the primary god, and his familiars were the two ravens Hugin and Munin, who brought him news of both earth and heaven. The Germans referred to Odin as Wotan and thus in German the raven may be referred to as WotansvogelHuginn (thought) and Muninn (memory) were the twin ravens thatserved Odin, whispering in his ear all that they had learned during the day.Bryn Terfel combines 80s glam and pirate chic as Wotan in Wagner's "Das Rheingold."
  • Norse mythology Odin was the primary god, and his familiars were the two ravens Hugin and Munin, who brought him news of both earth and heaven. The Germans referred to Odin as Wotan and thus in German the raven may be referred to as WotansvogelHuginn (thought) and Muninn (memory) were the twin ravens thatserved Odin, whispering in his ear all that they had learned during the day.Bryn Terfel combines 80s glam and pirate chic as Wotan in Wagner's "Das Rheingold."

Transcript

  • 1. Friends or Foes: The Field Readable Bird and Stories about People and Crows David P. Craig Willamette University - Department of Biology
  • 2. King of Corvidology & Angell of Black Arts John Marzluff and Tony Angell Monday, June 18 7:00p at Village Books, Bellingham, WA
  • 3. Janice Wagner “The Big Debate”
  • 4. Spring Day in Bavaria 151 years ago Spring Day in Bavaria 150 MYA
  • 5. Pedro Fernandes
  • 6. As the crow flies…the raven may soar
  • 7. Royal Bayreuth BavarianPorcelain Antique Creamer
  • 8. Sleeping Lady Mountain Resort Leavenworth, WA
  • 9. Arc of Time
  • 10. Everybody has a crow story
  • 11. Everybody has a crow story
  • 12. A raven is the first birdreleased from Noah‟s Ark (Gen 8:7).
  • 13. San Onofre a.k.a St Onuphrius by the Spanish painter, Francisco Collantes (1599-1656) Museo del Prado
  • 14. St Paule theHermit with St Anthony the Great Coptic (Egyptian 4th century) "Now, I know that you are one of the children of God. For 70 years, the Lord has been sending to me everyday, half a loaf ofbread, but today, the Lord is sending your food also.”
  • 15. Elijah Fed by the Raven c. 1510 Giovanni Girolamo Savoldo
  • 16. VelasquezSaint Anthony Abbot and St. Paul the Hermit c. 1642 Mattia Preti St. Paul the Hermit Circa 1660
  • 17. Elijah in the wilderness, by Washington Allston 1818
  • 18. St Anthony and St Paul in the Desert David Teniers 1636-38
  • 19. “Priory of Sion”
  • 20. Da Vinci Code anyone?
  • 21. Everybody has a crow story
  • 22. Everybody has a crow story
  • 23. Everybody has a crow story
  • 24. „Welcome to Science Whitewing” “I got him, John!” “How was your climb?”
  • 25. Predator Recognition by Crows
  • 26. Crow Call TypesCawScold
  • 27. Sociality and Relatively LargeBrains May Enable Discrimination
  • 28. Evolution of cognition JAYDEN VAN HORIK,NATHAN J. EMERY DOI: 10.1002/wcs.144
  • 29. Evolution of cognition JAYDEN VAN HORIK,NATHAN J. EMERY DOI: 10.1002/wcs.144
  • 30. Can You Tell the Difference Between Dick Cheney and a Caveman? Caveman Cheney
  • 31. Can Crows Tell the Difference Between Dick Cheney and a Caveman? Caveman Cheney
  • 32. Halloween Mask Sales on Amazon Predicted Election
  • 33. Two Main Questions1) Can wild American Crows learn to recognize individual people?2) Does social learning take place?
  • 34. What About Ordinary Faces?
  • 35. Study Treatments• Ten trials per site• Nine treatments per trial – Negative mask – Five neutral masks – Negative mask + armband – Two neutral masks + armband
  • 36. The Dangerous Face is AlwaysRecognized, andEspecially Likelyto Attract a Mob. But not Perfectly
  • 37. Two Mask Trials• One mask at a time• Choice among masks
  • 38. Video Clip of Choice Trial
  • 39. When presented a choice between a Dangerous and a Neutral Mask, Crows accurately identify the Dangerous
  • 40. Two Main Questions1) Can American Crows learn to recognize individual people?2) Does social learning take place?
  • 41. Acquisition of Information• Individual “trial and error” Learning – Allows Flexibility – But, Dangerous• Social Learning – Flexible – Reduced Cost
  • 42. Three Opportunities for Observational Learning1) At time of capture2) Associating with crows who were captured when they encounter the trapping mask at a later date3) Young of crows who had been captured
  • 43. Spread in the GeographicalExtent of Scoldingthe Extraordinary Face over 3.3 Years
  • 44. Urban Site (B.) shows a result similar to thecampus study butnot elsewhere (A.) Downtown urban site has similar density and unpredictable identity of humans as does the pilot campus site Dangerous mask downtown was bald man, most similar to extraordinary face from campus
  • 45. Individuals with the Direct Experience of Being CapturedLearned to Discriminate Faces More Accurately Than ThoseOnly Observing Capture or Subsequent Scolding of Captors
  • 46. Vertical Learning• We put a radio tag on young crows (without ourselves wearing a mask) whose parents scold the dangerous mask• While under parental care, the young observe their parents scold the dangerous mask• Independent of parental care, the young crow scolds the dangerous mask
  • 47. Juvenile Scolding Mask
  • 48. Crow Paradox
  • 49. Face Recognition is Challenging
  • 50. Thanks to Kaeli Swift and many other Willamette University undergraduates
  • 51. A Quest for Field Readable Birds
  • 52. The First „Readable Bird‟ Mecklenberg Pfeiflstorch (Arrow Stork of Mecklenbierg)David P. Craig – Department of Biology, Willamette University, Salem, OR USA
  • 53. Everybody has a crow story
  • 54. This is the final Illustration about the "Crows of Sendai City". Photoshop and Illustrator used. (© Rafael Koller. All rights reserved)