Male Mountain Bluebird Waiting to Enter Nest Cavity

North America, USA, Colorado, Rocky Mountain National Park. Male Mountain Bluebird waiting to enter nest cavity, (Sialia currucoides).

Sialia currucoidesColoradoEstes ParkMountain BluebirdNational ParksNorth AmericaRocky Mountain National ParkUSAaRelationshipsadultanimalbluebirdscavity nesting birdsmalenaturesongbirdsthrushwildlife

Male Mountain Bluebird Watching Female

North America, USA, Colorado, Rocky Mountain National Park. Male Mountain Bluebird watching female, (Sialia currucoides).

Sialia currucoidesColoradoEstes ParkMountain BluebirdNational ParksNorth AmericaRocky Mountain National ParkUSAaRelationshipsadultanimalbluebirdscavity nesting birdsmalenaturesongbirdsthrushwildlife

Male Mountain Bluebird

North America, USA, Colorado, Rocky Mountain National Park. Male Mountain Bluebird, (Sialia currucoides).

Sialia currucoidesColoradoEstes ParkMountain BluebirdNational ParksNorth AmericaRocky Mountain National ParkUSAaRelationshipsadultanimalbluebirdscavity nesting birdsmalenaturesongbirdsthrushwildlife

Female Mountain Bluebird with Caterpillar

North America, USA, Colorado, Boulder, Flagstaff Mountain, Walker Ranch. Female Mountain Bluebird with caterpillar, (Sialia currucoides).

Sialia currucoidesBoulderColoradoFlagstaff MountainMountain BluebirdNorth AmericaUSAWalker RanchaRelationshipsadultanimalbluebirdscaterpillarcavity nesting birdsfemalefoodnaturesongbirdsthrushwildlife