Jonathan Van Ballenberghe is the filmmaker for "In the Company of Moose." This film chronicles Biologist Vic Van Ballenberghe who has spent more time living with wild moose in Denali National Park, Alaska than any other researcher in the world.
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...
videography; U.S. Fish and Wildlife Service; coastal environments; wildlife refuges; aquatic environments; estuarine environments
A Place for Nature. The Aransas and Matagorda Island Refuges were established to protect a variety of vanishing coastal Texas wildlife, including many types of birds, as well as mammals and reptiles.
This video production contains music that has...
Petroglyph Lake lies in the middle of Ian Mountain National Antelope Refuge in southeastern Oregon. The lake is on the backslope of Poker Jim Ridge. a fault block formation rising abruptly from the well-watered Wamer Valley.
This paper is a report of that archaeological work. It provides a description of the cultural resources of the site. explains the methodology used to record the petroglyph panels, includes digitized representations other petroglyphs and...
Endangered species; Birds; Birds of prey; Captive breeding; Reintroduction; Raptors;
1976, (41 FR 187). Long recognized as a vanishing species (Cooper 1890, Koford 1953, Wilbur 1978), the California condor remains one ofthe world’s rarest and most imperiled vertebrate species. Despite intensive conservation...
Seventy-five years of successful
wildlife management is the
remarkable legacy of the
Restoration Act, and the cause
of our 75th celebration. Along
with the Dingell-Johnson Sport
Fish Restoration Act, it is the