A multidisciplinary education guide for grades 2-12 (with sections on "How to Adapt" for Preschool - 1st grade, home schools, youth groups, and nature centers)
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...
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...
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 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.
Arroyo Toad in hands to demonstrate size. This small, buff colored toad has a soft, high whistled trill that is often mistaken for the call of an insect. It was listed as endangered in 1994.
White-tailed deer are generally distinguished from mule or black-tailed deer by their longer tail that is brown rather than black on the dorsal surface, a smaller metatarsal gland, and, in adult males, antlers with prongs arising from a single main...
White-tailed deer are generally distinguished from mule or black-tailed deer by their longer tail that is brown rather than black on the dorsal surface, a smaller metatarsal gland, and, in adult males, antlers with prongs arising from a single main...
