Seriema photos supplementary videos and images for Oswald et al. 2022

Videos of Ellie are at top of page, Videos of Ernie are at bottom of page
A blog about our research is here:
Video 1.  Red-legged seriema using Digit II to grasp.
Video 2. Red-legged seriema demonstrating prey dispatchment.
 
Adult Seriema taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
 Ellie Adult female hand-reared Red-legged Seriema Cariama cristata (Linnaeus, 1766) at the Wildlife World Zoo
Adult Seriema taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
 Figure 1. Ellie with rubber snake and key
Adult Seriema taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 2. Ellie standing straight
Adult Seriema foot closeup taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 3. Red-legged seriema Digit II - sharp tip does not touch the ground
Adult Seriema foot closeup taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 4. Red-legged seriema foot - Recurved and sharp Digit II
Adult Seriema foot closeup taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 5. Red-legged seriema foot - Digits III and IV straighter, dulled tips
Adult Seriema foot closeup taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 6. Red-legged seriema foot - Digits III and IV straighter, dulled tips
Adult Seriema foot closeup taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 7. Red-legged seriema feet - Fleshy padding under Digit II
Adult Seriema foot closeup taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 8. Red-legged seriema - Digit I as sizeable claw
Adult Seriema with snake taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 9. Ellie preparing to bash plastic snake
Baby Seriema taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 10. Ellie grabbing keyring, pinning with Digit II
Adult Seriema manipulating keychain with digit 2 RPR the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 11. Foot initially stomps on ring, Digit II begins to hook
Adult Seriema manipulating keychain with digit 2 RPR the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 12. Digit II hook slides down ring, beak bite commences
Adult Seriema manipulating keychain with digit 2 RPR the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 13. Foot holding object while beak explores
Adult Seriema manipulating keychain with digit 2 RPR the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 14. Digit II holds keyring while beak pulls backward
Adult Seriema manipulating keychain with digit 2 RPR the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 15. Digit II and beak work on keyring in concert
Baby Seriema photo taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 16. Hatchling red-legged seriema
Baby Seriema photo taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 17. Hatchling red-legged seriema Digit II already sharp
Baby Seriema photo taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 18. Hatchling red-legged seriema Digit II sharp, elevated
Baby Seriema photo taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 19. Hatchling red-legged seriema Digit III and IV bear most weight
Baby Seriema photo taken at the Wildlife World Zoo by Dr. Brian Curtice of Fossil Crates
Figure 202. Hatchling red-legged seriema Digit II large, sharp
Seriema
Figure 21. Ernie, male red-legged seriema parent-reared at Tracy Aviary
Seriema killing claw
Figure 22. Ernie - Asymmetry of Digit II curvature
Seriema killing claw
Figure 23. Ernie - Digit II strongly recurved vs Digit III
Seriema killing claw
Figure 24. Ernie - Digit II held aloft by fleshy pad
Seriema killing claw
Figure 25. Ernie - Left Digit II more recurved than right
Seriema killing claw
Figure 26. Ernie - Red-legged seriema in stride
Seriema throwing snake
Figure 27. Ernie - With plastic snake for first time
Seriema throwing snake
Figure 28. Ernie exploring plastic snake for first time
Seriema throwing snake
Figure 29. Ernie throws plastic snake to substrate
seriema eating anole lizard
Figure 30. Ernie with anole
seriema eating anole lizard
Figure 31. Ernie positions anole by head then swallows whole
seriema eating mouse with killing claw
Figure 32. Ernie with mouse, Digit II pins mouse while beak pulls
seriema eating mouse with killing claw
Figure 33. Ernie with mouse, Digit II clearly seen pinning mouse during feeding