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...
This is a status assessment of the Eastern massassauga in North America. It includes biological information on the species, distribution status information and detailed status figures.
Endangered species; International affairs; Partnerships; Wildlife management; Wildlife restoration;
This is an overview of what Canada and the United States are doing together in order to help protect species the two countries deem as endangered. A description of the background of this partnership is given, followed by ten examples of individual...
This document fulfills the requirements of Section 10 and 16 of the North American Wetlands Conservation Act of 1989. It is a biennial assessment of (A) the estimated number of acres of wetlands and habitat for waterfowl and other migratory birds...
Wildlife management; Fisheries management; Game management; Grants;
Federal Aid in Wildlife Restoration Act of 1937, now referred to as The Pittman-Robertson
Wildlife Restoration Act, as amended (16 U.S.C. 669-669k), provides federal assistance to the 50 States,
the Commonwealths of Puerto Rico and the Northern...
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.