Bald-faced hornet is constructed too close to human habitation. They vigorously defend the nest, with workers stinging repeatedly, as is common among social bees and wasps. However, the baldfaced hornet has a unique defense in that it can squirt or spray venom from the stinger into the eyes of vertebrate nest intruders. The venom causes immediate watering of the eyes and temporary blindness. The life cycle of a colony can be divided into the founding stage, the ergonomic stage and the reproductive stage. Colonies show annual cycling. New nests are generally founded during spring and early summer by a single queen, though
Decorah Bald Eagles and tail) develops when bald eagles are sexually mature, between 4 and 5 years of age. The species is placed in the genus "Haliaeetus" (sea eagles) which gets both its common and scientific names from the distinctive appearance of the adult's head. "Bald" in the English name is derived from the word "piebald", meaning "white headed". The Decorah Mom is younger than Dad, and is easily differentiated by her "eyeshadow" and darker feathers interspersed with the white ones on her head and tail. Dad has a fully white head and tail and is noticeably smaller than Mom; male bald eagles