Tag Archives: North America

Dental and temporomandibular joint pathology of the North American brown bear

Maxillae and mandibles of 393 North American brown bears (Ursus arctos) housed in the Museum of the North, University of Alaska, Fairbanks were examined macroscopically according to predefined criteria, with 204 specimens meeting inclusion criteria. The museum

Songbirds transport disease-carrying ticks

Every spring people love to see the birds return with their cheerful song. Surprisingly, some of these songsters transport tiny, disease-carrying ticks. These bird-feeding ticks are sometimes infected with disease-causing microorganisms that cause serious illnesses in humans