Yersinia pestis invaded the continental United States in 1900 and subsequently became
established in wild rodent populations in several western states, traversing 2,250 km in …

The historic range of black-footed ferrets (Mustela nigripes) roughly corresponds with the
range of black-tailed (Cynomys ludovicianus), white-tailed (C. leucurus), and Gunnison's …

Archaeologists frequently use garden hunting, or the hunting of animals from cultivated
areas, to explain patterns in the zooarchaeological record of people who relied on …

One or two cases of human plague occur on the average in the United States each year. The
occurrence of seven cases in 1965 and five in 1966 led to this review of the available …

Following natural infection both cats and dogs develop antibodies to plague which can be
measured for several months after infection. Besides being helpful in the diagnosis of …

The geographic distribution and areas of high sylvatic plague activity in California were
verified by using coyotes (Canis latrans) as sentinel animals. Antibody levels against …

Methods In September 1966 and March, May, July, and August 1967, free rabies vaccination
clinics were held at trading posts and chapter houses on the Navajo Reservation. A chapter …

Introduction: Bubonic plague classically manifests as a painful, swollen superficial lymph
node (bubo) that is readily apparent on physical examination. However, patients …

A survey to detect presence of sylvatic plague in the endangered Mexican prairie dog
(Cynomys mexicanus) was completed throughout its geographical range during June, July …

Methods As required by international health regulations (4), all human plague cases are
reportable internationally as well as at the local, state, and federal levels. All reported US …