A Mountain Lion Near Regina

Primary pneumonic plague contracted from a mountain lion carcass.

BACKGROUND Primary pneumonic plague is a rare but often fatal form of Yersinia pestis infection that results from direct inhalation of bacteria and is potentially transmissible from person to person. We describe a case of primary pneumonic plague in a wildlife biologist who was found deceased in his residence 1 week after conducting a necropsy on a mountain lion. METHODS To determine cause of...

A Recent Record of Mountain Lion in Nebraska

Individual Behaviors Dominate the Dynamics of an Urban Mountain Lion Population Isolated by Roads

Large carnivores can be particularly sensitive to the effects of habitat fragmentation on genetic diversity [1, 2]. The Santa Monica Mountains (SMMs), a large natural area within Greater Los Angeles, is completely isolated by urban development and the 101 freeway to the north. Yet the SMMs support a population of mountain lions (Puma concolor), a very rare example of a large carnivore persistin...

STATISTICAL INTERACTION REVISITED Regina

To have valid meaning, "statistical interaction" must be consistent with biological or physical interaction which is defined as mutual (dependent) action of factors contributing to the response effect. In mathematical and statistical response models the parameter representing interaction depends on the model concerned. Factorial experiments, discrete response, and regression models are discusse...

In Like a Lion:

The tornado that struck Milwaukee, WI on March 8, 2000 was the earliest on record. Unlike most tornadoes, this particular tornado was not associated with a supercell or any form of a mesocyclone. The author argues that a lake breeze circulation created a misocyclone in the region, which was elongated vertically by a rapidly deepening convective thunderstorm in the region, producing the tornado.