Sealy, Spencer G., James C. Duncan, and Robert W. Nero. “Additional Notes on Manitoba’s Long-Lived Great Horned Owl (band Number 568-17752)”. Blue Jay 61, no. 1 (March 1, 2003). Accessed November 21, 2024. https://bluejayjournal.ca/index.php/bluejay/article/view/5830.