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Cet album photos contient les sous-albums suivants :
Yellowstone Bird Program (6) Wildlife Biologist Lauren Walker measures a Lincoln's sparrow's leg for banding (48804070523).jpg - Ser Amantio di Nicolao
Yellowstone Bird Program (10) Wildlife Biologist Lauren Walker and Biological Science Technician Mary Beth Albrechtsen examine the wing of a red-naped sap sucker (48804067868).jpg - Ser Amantio di Nicolao
Yellowstone Bird Program (16) Wildlife Biologist Lauren Walker measures the wing of a Lincoln's sparrow (48804556647).jpg - Ser Amantio di Nicolao
Yellowstone Bird Program (17) Wildlife Biologist Lauren Walker measures the wing of a red-naped sapsucker (48804556087).jpg - Ser Amantio di Nicolao
Yellowstone Bird Program (20) Wildlife Biologist Lauren Walker measures the wing of a white-crowned sparrow (48804553177).jpg - Ser Amantio di Nicolao
Yellowstone Bird Program (24) Wildlife Biologist Lauren Walker measuring the wing of a spotted towhee (48804549977).jpg - Ser Amantio di Nicolao
Understanding the biological clocks that determine when birds migrate and reproduce.webm - Podzemnik
Dichtefunktion der Vogeldichte.png - Zieg8991
Carta John Croxall.jpg - Beviana