Bill Throw photos

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Brown pelican glottis exposure. This pelican is inverting its throat and stretching it over its neck and chest in an effort to stretch and rearrange tissues of the mouth and throat, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla, California
Brown pelican glottis exposure. This pelican is inverting its throat and stretching it over its neck and chest in an effort to stretch and rearrange tissues of the mouth and throat.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 38890  
Brown pelican head throw. During a bill throw, the pelican arches its neck back, lifting its large bill upward and stretching its throat pouch, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla, California
Brown pelican head throw. During a bill throw, the pelican arches its neck back, lifting its large bill upward and stretching its throat pouch.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 28998  
California brown pelican, throwing head back to stretch its throat, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
California brown pelican, throwing head back to stretch its throat.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 26285  
Spectacular Brown Pelican Head Throw Display. This California brown pelican is arching its head and neck way back, opening its mouth in a behavior known as a head throw or bill throw, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Spectacular Brown Pelican Head Throw Display. This California brown pelican is arching its head and neck way back, opening its mouth in a behavior known as a head throw or bill throw.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 38676  
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 30285  
Brown pelican head throw. During a bill throw, the pelican arches its neck back, lifting its large bill upward and stretching its throat pouch, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla, California
Brown pelican head throw. During a bill throw, the pelican arches its neck back, lifting its large bill upward and stretching its throat pouch.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 22150  
Brown pelican head throw. During a bill throw, the pelican arches its neck back, lifting its large bill upward and stretching its throat pouch, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla, California
Brown pelican head throw. During a bill throw, the pelican arches its neck back, lifting its large bill upward and stretching its throat pouch.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 22171  
Portrait of California brown pelican, with the characteristic winter mating plumage shown: red throat, yellow head and dark brown hindneck, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Portrait of California brown pelican, with the characteristic winter mating plumage shown: red throat, yellow head and dark brown hindneck.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 23659  
Brown pelican head throw showing red gular throat pouch. During a bill throw, the pelican arches its neck back, lifting its large bill upward and stretching its throat pouch, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla, California
Brown pelican head throw showing red gular throat pouch. During a bill throw, the pelican arches its neck back, lifting its large bill upward and stretching its throat pouch.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 18238  
Brown pelican head throw. During a bill throw, the pelican arches its neck back, lifting its large bill upward and stretching its throat pouch, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla, California
Brown pelican head throw. During a bill throw, the pelican arches its neck back, lifting its large bill upward and stretching its throat pouch.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 20284  
Juvenile California Brown pelican performing a head throw, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
Juvenile California Brown pelican performing a head throw.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 37738  
Brown pelican glottis exposure. This pelican is inverting its throat and stretching it over its neck and chest in an effort to stretch and rearrange tissues of the mouth and throat, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla, California
Brown pelican glottis exposure. This pelican is inverting its throat and stretching it over its neck and chest in an effort to stretch and rearrange tissues of the mouth and throat.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 38855  
Brown pelican glottis exposure. This pelican is inverting its throat and stretching it over its neck and chest in an effort to stretch and rearrange tissues of the mouth and throat, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla, California
Brown pelican glottis exposure. This pelican is inverting its throat and stretching it over its neck and chest in an effort to stretch and rearrange tissues of the mouth and throat.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 38856  
Brown pelican glottis exposure. This pelican is inverting its throat and stretching it over its neck and chest in an effort to stretch and rearrange tissues of the mouth and throat, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla, California
Brown pelican glottis exposure. This pelican is inverting its throat and stretching it over its neck and chest in an effort to stretch and rearrange tissues of the mouth and throat.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 38857  
Brown pelican glottis exposure. This pelican is inverting its throat and stretching it over its neck and chest in an effort to stretch and rearrange tissues of the mouth and throat, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla, California
Brown pelican glottis exposure. This pelican is inverting its throat and stretching it over its neck and chest in an effort to stretch and rearrange tissues of the mouth and throat.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 38858  
Brown pelican glottis exposure. This pelican is inverting its throat and stretching it over its neck and chest in an effort to stretch and rearrange tissues of the mouth and throat, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla, California
Brown pelican glottis exposure. This pelican is inverting its throat and stretching it over its neck and chest in an effort to stretch and rearrange tissues of the mouth and throat.
Species: Brown Pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 38883  
Brown pelican head throw. During a bill throw, the pelican arches its neck back, lifting its large bill upward and stretching its throat pouch, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla, California
Brown pelican head throw. During a bill throw, the pelican arches its neck back, lifting its large bill upward and stretching its throat pouch.
Species: Brown pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 28999  
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head.
Species: Brown pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 30329  
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head.
Species: Brown pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 30330  
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head.
Species: Brown pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 30331  
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head.
Species: Brown pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 30332  
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head.
Species: Brown pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 30334  
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head.
Species: Brown pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 30335  
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head.
Species: Brown pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 30337  
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head.
Species: Brown pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 30338  
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head.
Species: Brown pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 30340  
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head.
Species: Brown pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 30341  
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head.
Species: Brown pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 30342  
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head.
Species: Brown pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 30344  
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head, Pelecanus occidentalis, Pelecanus occidentalis californicus, La Jolla
California Brown Pelican head throw, stretching its throat to keep it flexible and healthy. Note the winter mating plumage, olive and red throat, yellow head.
Species: Brown pelican, Pelecanus occidentalis, Pelecanus occidentalis californicus
Location: La Jolla, California
Image ID: 30346  
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All photographs copyright © Phillip Colla / Oceanlight.com, all rights reserved worldwide.