The combination of acetic acid and isobutanol is attractive to different species of Vespidae in different areas of the United States. In Washington, the blend was attractive to workers and queens of ...

V. maculifrons was more likely to produce a systemic reaction than V. germanica, the researchers found. And these reactions were more common among people who had experienced such a reaction ...

Rostock, Mecklenburg-Vorpommern, Germany / A German wasp (vespula germanica) awakening / Light Microscopy / 30x ...