animals; aves; Birds; Birds; Deshutes National Forests; Oregon; Migratory birds
Red crossbills have specialized beaks that enable them to open pine cones and feed on the seeds. It inhabits coniferous forests and is a nomadic feeder as it moves across wide ranges throughout the United States.
This is a status assessment of the double-crested cormorant in North America as of 2001. It includes general information on the bird, biological information and area-specific population information for throughout North America.
Birds; Biologists (USFWS); Scientific personnel (USFWS); Population control;
On 12-13 April 1988 a workshop on the analysis of avian population trends was held at the Patuxent Wildlife Research Center in Laurel, Maryland. The workshop was cosponsored by the Branch of Migratory Bird Research of the Patuxent Wildlife...