Pest Management Professional, April 2012
most wanted Dr Stuart Mitchell Contributor During the process of a crimescene investigation the usual suspects sometimes are sought to determine any complicity Locating suspects requires knowledge of their general appearance habits known residences and even behavior To successfully investigate and prevent stinging insect events pest management professionals PMPs must have knowledge regarding the characteristics of stinging Hymenopterans To distinguish among the stinging Hymenopterans we can use specific evidence of appearance habits nests and feeding behavior See the most wanted chart below Ants Thin waists wingless except reproductives Stinging Insects Can bite and or sting Workers search singly or in lines on soil surfaces plants or structures Ground nests are under stones sidewalks or in soil Scavengers predators and herbivores Bees Robust bodies with thick waists hairy and winged workers and reproductives Noisy fliers sting in defense of nests Nest in hives trees or structures Collect pollen and nectar feed pollen to young and share food with adults Paper wasps pictured Long bodies with thin waists Colonial search vegetation for prey and visit flowers for nectar Single comb nests are attached to structures and made from chewed vegetation paper Feed developing young in cells Solitary wasps Thin or thick waists Visit flowers and vegetation and are docile Nest in mud or holes in ground Predators provision nests with prey for young Hornets Large wingspan to 3 in Not aggressive Multi layered aerial carton with brown envelope Predatory on cicadas bees and flies Yellowjackets Robust and colorful Rapid fliers capable of multiple stings aggressively defend socially large colonies Multi layered carton nests mostly in the ground with some aerial or structural Beneficial predators can scavenge and be pestiferous pmp Dr Mitchell principal technical specialist for PestWest Environmental can be reached at doc mitchell@ pestwest com 60 April 2012 Pest Management Professional mypmp net Photo courtesy of Dr Stuart Mitchell Contains Difenacoum First NEW EPA Registered Active in over 10 years Powerful second generation anticoagulant Kills rodents within 3 5 days Reduced toxicity to non targets Unique highly palatable 1 oz blocks Registered for use in all states www woodstreampro com Improved Square Bucket I 18 lb New Design Made in U S A
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