Birds; Grasslands; Migratory birds; Perching birds; Research; Species of concern;
This is a description of the molt and aging criteria for four grassland passerines. The species covered are Sprague's Pipit, Grasshopper sparrow, Baird's sparrows, and Chestnut-collared Longspurs. Molt information is important for determining...
This is a guide to help with data analysis of avian monitoring programs. It covers assessment of abundance and species composition using point counts, demographic monitoring via mist-nets and demographic monitoring via nest-monitoring. The guide...
Endangered species; International affairs; Law enforcement; Tourism;
This is a booklet describing laws pertinent to the importation and exportation of endangered animals--alive or dead--and animal parts and products. It includes contact information for obtaining more specific information on the subject.
Birds; Migratory birds; Monitoring; Perching birds; Research; Statistics; Species of concern; Wildlife management;
This is a status assessment and conservation plan for the Cassin's Sparrow. It includes a description and natural history of the bird, as well as range information pertinent to breeding, migration and wintering, monitoring activities, population...
Brochure about careers with the U.S. Fish and Wildlife Service. To accomplish its mission, the Service employs many of the country’s best biologists, wildlife managers, engineers, realty specialists, educators, law enforcement agents, and others...
This is a guide to altricial passerines. It has an explanation of variables used for aging birds and an explanation of methodology employed, and provides information obtained while recording the early aging of the Dusky Flycatcher, the Carolina...
Law enforcement; International affairs; Employees (USFWS);
General brochure about wildlife inspection as a career. Wildlife inspectors of the U.S. Fish & Wildlife Service are the front-line defense against the illegal wildlife trade, a criminal enterprise that threatens species worldwide. These...
