Counter-illumination differs from countershading, which uses only pigments such as melanin to reduce the appearance of shadows. It is one of the dominant types of aquatic camouflage, along with transparency and silvering. All three methods make animals in open water resemble their environment.
Harper is a Scottish family name that has also commonly used as a given name. The name is believed to have originated in the Dalriadan region of Scotland, especially in the Lennox district, and is associated with Clan Buchanan.
Harper was born in Suffern, New York, the daughter of Iva Mildred (nÃ©e McConnell; 1910â1988) and Howard Donald Harper. Her father was a lighting salesman, and her mother was born in Canada and trained as a nurse. She is the middle child of three siblings.