Bald-faced hornet coloring differentiates it from its mostly black and yellow genus mates. Baldfaced hornets are distinguished from other yellowjackets by their white and black coloring. It has a white or "baldfaced" head, which is the source of its colloquial name. These wasps also have three white stripes at the end of their bodies. They are notably larger than other species of "Dolichovespula", as adults average about in length. Queen and worker wasps have similar morphologies. However, workers are covered by small hairs while the queen remains hairless. Queens are always larger than workers in their colonies, though size distributions can vary
Bald eagle its common and specific scientific names from the distinctive appearance of the adult's head. "Bald" in the English name is derived from the word "piebald", and refers to the white head and tail feathers and their contrast with the darker body. The genus name is New Latin: "Haliaeetus" (from the ), and the specific name, "leucocephalus", is Latinized () and (). The bald eagle was one of the many species originally described by Linnaeus in his 18th century work "Systema Naturae", under the name "Falco leucocephalus". There are two recognized subspecies of bald eagle: The bald eagle forms a species