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...
Abstract: The Antillean manatee (Trichechus manatus manatus, hereafter manatee), inhabiting Puerto Rico’s coastal waters, is a subspecies of the endangered West Indian manatee (Federal Register, July 22, 1985. Vol. 50(140):29900-29909). Habitat...
Conservation actions carried out in the United States under the Endangered Species Act have been successful in preventing extinction for 99 percent of the species that are listed as endangered or threatened. However, species loss on a global scale...