The invasive brown marmorated stink bug has become common in some parts of Wisconsin.  Extension entomologist, PJ Liesch, discussed the current situation with the Milwaukee […]

Dr. Karen Oberhauser discusses the many factors affecting monarch butterflies in this recent article from National Geographic: https://www.nationalgeographic.com/animals/2018/12/monarch-butterflies-risk-extinction-climate-change/

The Village of Waunakee, Wisconsin has passed a resolution to join the effort to help increase resources for monarch butterflies.  Emeritus professor and Waunakee resident, […]

Since its arrival in the state in 2010, the invasive brown marmorated stink bug has spread to over 25 counties.  PJ Liesch of the UW […]

Congratulations to Dr. Ken Raffa, who recently received the Entomological Society of America’s Plant-Insect Ecosystems Lifetime Achievement Award in Entomology: https://ecals.cals.wisc.edu/2018/11/19/kenneth-raffa-receives-2018-esa-plant-insect-ecosystems-lifetime-achievement-award-in-entomology/?utm_source=ecals_email_newsletter&utm_medium=email&utm_campaign=ecals_email_newsletter.

Wisconsin saw historic flooding events in late summer, which lead to unprecedented late season mosquito pressure in much of the state according to Extension entomologist […]

Monarch butterflies face tough times but as monarch expert Karen Oberhauser discusses, these charismatic butterflies are an adaptable species, which offers hope for the future: https://therivardreport.com/experts-offer-caution-hope-for-monarch-butterflys-future/

A surprising number of non-native, invasive insects show up in the country and state each year.  In this recent article for Wiscontext, Extension entomologist PJ […]

The UW Entomology Department is sad to announce the recent passing of friend and colleague, Dr. Jeff Wyman.  Jeff was a long-time member of the […]

With pollinators in decline, many folks are becoming interested in beekeeping as a hobby. PJ Liesch of the Insect Diagnostic Lab was quoted in this […]