Common Tern - head molt - UTC March 15, 2013
by Mark B Bartosik
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Aurora Borealis - Iowa - May 15, 2005
by Stan Richard
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Herring Gull versus Herring Gull - fights, UTC Spring 2009
by Mark B Bartosik
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Upper Texas Coast (UTC) April 25, 2007
by Mark B Bartosik
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Lesser Black-backed Gull (Larus fuscus) - Quintana UTC
by Mark B Bartosik
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Black Skimmer aerial chases - UTC summer 2010
by Mark B Bartosik
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Upper Texas Coast (UTC) December 2006: White-tailed Kite
by Mark B Bartosik
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American Oystercatcher - UTC October 17, 2007
by Mark B Bartosik
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Venus between Sun and Earth
by Ernst Sch
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Lesser Black-backed Gull on the wing - UTC - Spring 2009
by Mark B Bartosik
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