Bullock's Oriole Icterus bullockii
5 July 2008 Morrison, Colorado
30 May 2009 Arvada, Colorado
30 May 2009 Arvada, Colorado
male 23 May 2010 Arvada, Colorado
female 4 September 2011 Arvada, Colorado
31 December 2013 Puerto Vallarta, Mexico
female 7 August 2025 Arvada, Colorado