Wasps (Vespidae)
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Aerial Yellowjacket Nest               Vespidae                  Dolichovespula arenaria
Rock Creek Park
Washington D.C.
June 24, 2006
Photographer:  Richard Orr
Aerial Yellowjacket                         Vespidae                  Dolichovespula arenaria
Rock Creek Park
Washington D.C.
June 24, 2006
Photographer:  Richard Orr
Mason Wasp                                    Vespidae                 Monobia quadridens
Assateague Island National Seashore
Worcester County, Maryland
June 16, 2006
Photographer:  Richard Orr
Paper Wasp                                     Vespidae                 Polistes fuscatus
Assateague Island National Seashore
Worcester County, Maryland
September 20, 2006
Photographer:  Richard Orr
Paper Wasp                                     Vespidae                 Polistes exclamans
Assateague Island National Seashore
Worcester County, Maryland
June 12, 2007
Photographer:  Richard Orr
Potter Wasp                                      Vespidae                Parancistrocerus histrio
Assataegue Island National Seashore
Worcester County, Maryland
June 6, 2007
Photographer:  ZoAnn lapinsky                                          
Paper Wasp                                     Vespidae                  Polistes metricus
on Goldenrod at FBI Pond
Frederick County,  Maryland
August 30, 2007
Photographer:  Richard Orr
European Paper Wasp                  Vespidae                 Polistes dominulus
Mt. Pleasant (Howard County Conservancy)
Howard County, Maryland
August 17, 2008
Photographer:  Richard Orr
Ground Hornet                                 Vespidae                  Vespula vidua
Mt. Pleasant (Howard County Conservancy)
Howard County, Maryland
October 4, 2008
Photographer:  Richard Orr
Eastern Yellowjacket                      Vespidae                Vespula maculifrons
Washington D.C.
August 14, 2009
Photographer:  Richard Orr
Bald-faced Hornet                           Vespidae                 Dolichovespula maculata
Patapsco Valley State Park
Howard County, Maryland
August 16, 2011
Photographer:  Richard Orr
European Hornet                            Vespidae                  Vespa crabo
with dead Cicada Tibicen species
Triadelphia Reservoir
Howard County, Maryland
August 26, 2011
Photographer:  Richard Orr
Bald-faced Hornet Nest                 Vespidae                 Dolichovespula maculata
Middle Patuxent Environmental Area
Howard County, Maryland
September 4, 2011
Photographer:  Richard Orr