Invaders From the Far North
Tags: OWLS; BIRDS -- Migration; INSTINCT (Behavior); ANIMALS
Related Articles
- Autumn Sonata. Johnson, Perry // National Wildlife (World Edition);Oct/Nov85, Vol. 23 Issue 6, p33
Presents a first-person narrative of the observation of the flight of migrating wild geese during autumn. Special moment in which many people would rise in the night to listen to the autumn chorus; Observation that these birds may actually be prisoners of their instincts, because they are force...
- Surprise Guests. // Scholastic News -- Edition 5/6;2/13/2012, Vol. 80 Issue 16, p2
The article focuses on an unusual number of snowy owls seen across the U.S. in 2012. Thousands of snowy owls have been spotted from Washington State to Maine and as far south as Oklahoma every few winters. It is said that at least 90 sightings in Kansas alone have been reported in 2012....
- PHOTO CHALLENGE. Hough, Julian // Connecticut Warbler;Jul2011, Vol. 31 Issue 3, p118
The article focuses on a photograph taken at Salisbury, Massachusetts in November 2010 of a flying short-eared owl silhouetted against the day sky. The author explains how he has identified the bird as a short-eared owl as distinguished from the long-eared species. He notes the darker tertials,...
- Burrowing Owl. Barrow, Russell // Birds of Trinidad & Tobago;1997, p45
An encyclopedia entry for the Burrowing Owl is presented. The presence of the Burrowing Owl or Speotyto cunicularia was first recorded in Trinidad in early 1992 when working men on the industrial estate at Poit Lisas noticed a pair of birds going in and out of the burrow beside an artificial...
- Annual Migration Density and Stopover Patterns of Northern Saw-whet Owls (Aegolius acadicus). Whalen, David M.; Watts, Bryan D. // Auk (American Ornithologists Union);Oct2002, Vol. 119 Issue 4, p1154
Presents a study that investigated the density-dependent effects on body condition and stopover patterns of northern saw-whet owls in relation to the irruptive nature of their migration. Primary cause of bird migration; Assessment of the body masses of the owls during migration years;...
- Canadian Owls, Mexican Songbirds Invade U.S. Dunn, Terry // Birder's World;Apr2005, Vol. 19 Issue 2, p16
Reports on the migration of owls and songbirds from Canada and Mexico to the U.S. Songbird species found in Lower Rio Grande Valley in Texas; Estimated number of owl species that migrated; Possible reason for the owls' migration.
- Migrant Owls. Kerlinger, Paul // Birder's World;Dec2001, Vol. 15 Issue 6, p78
Focuses on several species of migratory owls in the United States. Snowy owls; Boreal owls; Barn owls; Short-eared owls; Routes of migration; Migratory range; Great gray owls; Northern hawk owl. INSET: 11 Great Places to Watch Migrant Owls.
- WATCHING BIRD BEHAVIOR. BIRD, DAVID M. // Bird Watcher's Digest;Nov/Dec2011, Vol. 34 Issue 2, p94
The article examines the migration behavior of birds like the sharp-shinned hawks and saw-whet owls. It is said that over 13,000 migrating sharp-shinned hawks were reported from 1974 to 2009. The timeline is said to have shifted to later fall migration. However, there is no general pattern that...
- Lunar Influence on the Fall Migration of Northern Saw-whet Owls. Speicher, Jackie; Schreffler, Lisa; Speicher, Darryl // Wilson Journal of Ornithology;Mar2011, Vol. 123 Issue 1, p158
Seasonal migration is an important component in the life cycle of Northern Saw-whet Owls (Aegolius acadicus). We evaluated the influence of the four lunar events (new moon, first quarter moon, full moon, and last quarter moon) on nocturnal activity of Northern Saw-whet Owls based on captures...
