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Keith Corliss

September 17, 2009
Just one of many raptors to migrate along the Red River corridor, this turkey vulture was recently spotted. Keith Corliss
Streams of raptors are possible in fall; Identifying hawks on the wing a challenge
September 17, 2009 - 12:00am
September 3, 2009
Not quite a pure water creature and not fully at home on land, beavers represent a classic "edge" animal. Pictured is the sometimes drastic way in which beavers can alter their environment. Keith Corliss
Memories of college class still relevant
September 3, 2009 - 12:00am
August 20, 2009
A spring American golden plover photographed near West Fargo after returning from wintering areas in southern South America.
Killdeer relative known for long-distance migration
August 20, 2009 - 12:00am
August 6, 2009
To find out where curve-billed thrashers are found consult a filed guide. Or open up one of the millions of possible Web pages on the Internet devoted to birds. Keith Corliss
Strong connection between Internet and birding
August 6, 2009 - 12:00am
July 23, 2009
The pink flush apparent on the breast of this Franklin's gull is produced by astaxanthin, a carotenoid pigment acquired by the bird's diet. Keith Corliss
Some colors dependent on food source
July 23, 2009 - 10:12am