The Braggart Goldenrod

Golden Rod and Vespid wasps (Ptera Hunter, Salem IL, 2006). Yellow attracts many pollinating insects, including these vespid wasps.  Bees and wasps have trichromatic vision (three pigments), but they are not the same visual pigments (opsins) that we have. They can see farther into the ultraviolet but less well in the reds.  Their clue toContinue reading “The Braggart Goldenrod”

Wasps!

Most of us have an innate suspicion that wasps are ill-tempered beasts that hunt you down like a dog. Not true. Most wasps will not wasp harm you. Many are helpful creatures, and most are beautiful. Many attack crop pests. Only a fraction of wasps are the social wasps that defend themselves with venom. MostContinue reading “Wasps!”