Sika deer (IMAGE) Trinity College Dublin Caption New research suggests Ireland's increasing populations of Sika deer may be linked to local outbreaks of TB infection in cattle. Although TB infection rates have decreased in general in recent decades, county-level data shows a correlation between higher Sika numbers and higher local TB infections - with County Wicklow a particular hotspot. Credit Benjamin Lecomte Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.