Butterfly Psyche:
31 out of 32 pigeons prefer Pabst Blue Ribbon (SH 59, VSH 10)
Butterfly Psyche:
Attack of the headless pigeon!
Butterfly Psyche:
Feeding frenzy
Butterfly Psyche:
Preening pigeon
Butterfly Psyche:
Pretty pigeon
Butterfly Psyche:
Injured pigeon
Butterfly Psyche:
The mighty huntress (Red-tailed hawk, rock dove)
Butterfly Psyche:
Ruffled pigeon
Butterfly Psyche:
A separate feast
Butterfly Psyche:
Lincoln's sparrows (Melospiza lincolnii)