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
The purpose of the National Fish, Wildlife and
Plants Climate Adaptation Strategy is to inspire
and enable natural resource administrators,
elected officials, and other decision makers
to take action to adapt to a changing climate.
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...
Version 1.3 was updated June 2010. Recovery planning has evolved considerably over the years as we have learned more about the root causes of endangerment and what it takes to recover species. Species’ biological needs and responses to specific...
Biologists feared that the Wyoming toad was extinct until 1987 when a fisherman discovered a population at Mortenson Lake on Swanson’s land. The discovery created excitement about a chance to save the species and its habitat, and it led Swanson...