Houston, C. S., Barber, D. R., Terry, B., Stoffel, M. J., Blom, M., Mandel, J., & Bildstein, K. L. (2008). Hourly distances and altitudes of a recently-fledged turkey vulture on its first southbound migration. Blue Jay, 66(3). https://doi.org/10.29173/bluejay6028