Publications

congenital tracheal web malformation in a wild brown bear ( ursus arctos ), sweden, 2010.

we describe a congenital tracheal web malformation in a wild female brown bear (ursus arctos) yearling that was euthanized after being hit by a train in norrbotten county, sweden, december 2010. a 3-cm-long, abnormal, longitudinal mucosal fold divided the trachea into two halves, without obviously blocking the airflow.