Great Horned Owl Bubo virginianus
17 August 1967 Moose, Wyoming
December 1976, Miles City, Montana
10 April 2010 Arvada, Colorado
24 April 2011 Arvada, Colorado
Parent and 2 chicks, white and fuzzy, then with feathers a week later
20 April 2014 Arvada, Colorado
27 April 2014 Arvada, Colorado