Title: Great Horned Owl gular fluttering behavior
Location: Bear River Migratory Bird Refuge, Box Elder County, Utah
Date: 8/19/2016
Male Great Horned Owl using gular fluttering to cool down
Mia McPhersonTitle: Male Great Horned Owl using gular fluttering to cool down
Location: Glacier County, Montana
Date: 6/23/2010