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Keith Corliss

Flight Lines: From the smallest of insects come great things (with videos)
July 23, 2013 - 11:31am
April 30, 2013
An American robin feasts on crabapples in a West Fargo yard. This individual shows more white facial feathering than most and is likely a female. Keith Corliss / Pioneer
Will it stay or will it go? The curious migration of robins
April 30, 2013 - 7:51am
April 2, 2013
 Barred owl
Author finds species at heart of controversy
April 2, 2013 - 2:05pm
July 21, 2010
A female vermillion flycatcher takes flight on wings which produce both thrust and lift. Keith Corliss
Flight Lines: By nature or man, a wing must produce lift
July 21, 2010 - 12:00am
June 9, 2010
Despite the rather strange spring migration, trusty species such as this Tennessee warbler were easily found. Keith Corliss
Mystery of bird migration part of the charm
June 9, 2010 - 9:28am
October 15, 2009
Mountain bluebirds are very uncommon in the Red River Valley. This female was seen last week in the Absaraka area.
A bluebird of another stripe shows up in Cass County
October 15, 2009 - 12:00am
October 1, 2009
Greater yellowlegs are not well studied on their nesting grounds due to the habitat the birds prefer.
Bias difficult trait to overcome in approach to outdoors
October 1, 2009 - 12:00am
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